Infosys Appitude Paper-33

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Infosys Apptitude question pattern
1. Number of null pointers in any binary tree = n+1.
2. max(t1,t2,...tn) = pipelining.
3. 50% -DBETXXXXXX - density.
4. print (Head(T)) Traverse(left(T)) print (Head(T)) Traverse(right(T))
5. Boolean Expression Evalvate.
6. Common sub expression:-
Ans: a + e
7. LRU : 1, 2, 3. 8. Tr. Delay - 10000 bits
Ans. 10.01
9. Grammar of Number of shift / reduce operator:
Ans. 4.
10. CPU scheduling 9,8 ?
11. If even x/2 else p(p(3x+1)) 2^k + 1: 3 . 2^(k-1)
12. Memory Allocation Related.
13. Swapping.
Ans: Reference only.
14. Compiler - related Qn.
15. LAN frames - related question.
16. Parameter passing (35,20).
17. sliding window protocol - BUFFER SIZE large.
18. kernel mode - deallocate resource.
19. logic circuit
Ans: Minimum OR = 3.
20. Combinatorics related.
21. Priority Scheduling.
22. cobegin begin x = y; x= x+1; y= x begin x =y; z= z+1; y= z coend ans. Number of values possible = 2.
23. 2 bits flip / 2 bits exchange.
24. Any addr K^+ v(a) + 2I - 2a.
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Infosys Appitude Paper-32

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Infosys Apptitude questions
1. From a vessel, 1/3rd of the liquid evaporates on the first day. On the second day 3/4th of the remaining liquid evaporates. What fraction of the volume is present at the end of the second day.
Ans: 50%.
2. An orange glass has orange juice and white glass has apple juice both of equal volumes. 50 ml of the orange juice is taken and poured into the apple juice. 50 ml from the white glass is poured into the orange glass. Of the two quantities, the amount of apple juice in the orange glass and the amount of orange juice in the white glass, which one is greater and by how much?
Ans: The two quantities are equal.
3. There is a 4 inch cube painted on all sides. This is cut down into of 1 inch cubes. What is the no of cubes which have no pointed sides?
Ans: 8.
4. Sam and Mala have a conversation. Sam says I am certainly not over 40. Mala says I am 38 and you are atleast 5 years older than me. Now, Sam says you are atleast 39. All the statements by the two are false. How old are they really?
Ans: Mala = 38 yrs; Sam = 41 yrs.
5. Ram Singh goes to his office in the city, every day from his suburban house. His driver Gangaram drops him at the railway station in the morning and picks him up in the evening. Every evening Ram Singh reaches the station at 5 O' Clock. Gangaram also reaches at the same time. One day Ram Singh started early from his office and came to the station at 4 O' Clock. Not wanting to wait for the car he starts walking home. Mangaram starts at normal time, picks him up on the way and takes him back house, half an hour early. How much time did Ram Singh walk?
6. In a railway station, there are two trains going. One in the harbour line and one in the main line, each having a frequency of 10 minutes. The main line service starts at 5 o'clock and the harbour line starts at 5.02A.M. A man goes to the station every day to catch the first train that comes. What is the probability of the man catching the first train?
Ans: 0.8.
7. A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11 mornings and 12 afternoons. How many days did they stay there totally?
Ans: 18.
8. A survey was taken among 100 people to find their preference of watching T.V. programmes. There are 3 channels. Given the no of people who watch at least channel 1, at least channel 2, at least channel 3, no channels at all, atleast channels 1 and 3,
1. From a vessel, 1/3rd of the liquid evaporates on the first day. On the second day 3/4th of the remaining liquid evaporates. What fraction of the volume is present at the end of the second day.
Ans: 50%.
2. An orange glass has orange juice and white glass has apple juice both of equal volumes. 50 ml of the orange juice is taken and poured into the apple juice. 50 ml from the white glass is poured into the orange glass. Of the two quantities, the amount of apple juice in the orange glass and the amount of orange juice in the white glass, which one is greater and by how much?
Ans: The two quantities are equal.
3. There is a 4 inch cube painted on all sides. This is cut down into of 1 inch cubes. What is the no of cubes which have no pointed sides?
Ans: 8.
4. Sam and Mala have a conversation. Sam says I am certainly not over 40. Mala says I am 38 and you are atleast 5 years older than me. Now, Sam says you are atleast 39. All the statements by the two are false. How old are they really?
Ans: Mala = 38 yrs; Sam = 41 yrs.
5. Ram Singh goes to his office in the city, every day from his suburban house. His driver Gangaram drops him at the railway station in the morning and picks him up in the evening. Every evening Ram Singh reaches the station at 5 O' Clock. Gangaram also reaches at the same time. One day Ram Singh started early from his office and came to the station at 4 O' Clock. Not wanting to wait for the car he starts walking home. Mangaram starts at normal time, picks him up on the way and takes him back house, half an hour early. How much time did Ram Singh walk?
6. In a railway station, there are two trains going. One in the harbour line and one in the main line, each having a frequency of 10 minutes. The main line service starts at 5 o'clock and the harbour line starts at 5.02A.M. A man goes to the station every day to catch the first train that comes. What is the probability of the man catching the first train?
Ans: 0.8.
7. A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11 mornings and 12 afternoons. How many days did they stay there totally?
Ans: 18.
8. A survey was taken among 100 people to find their preference of watching T.V. programmes. There are 3 channels. Given the no of people who watch at least channel 1, at least channel 2, at least channel 3, no channels at all, atleast channels 1 and 3, atleast channels 1 and 2, at least channels 2 and 3. Find the no of people who watched all three.
9. Albert and Fernandes have two leg swimming race. Both start from opposite ends of the pool. On the first leg, the boys pass each other at 18 m from the deep end of the pool. During the second leg they pass at 10 m from the shallow end of the pool. Both go at constant speed but one of them is faster. Each boy rests for 4 seconds at the end of the first leg. What is the length of the pool?
10. Each alphabet stands for one digit in the following multiplication.
T H I S
x I S
---------
X F X X
X X U X
------------
X X N X X
------------
What is the maximum value T can take?
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Infosys Appitude Paper-31

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Infosys Apptitude question paper

1. A person needs 6 steps to cover a distance of one slab. If he increases his foot length (step length) by 3 inches he needs only 5 steps to cover the slabs length. What is the length of the each slab.
Ans: 31 inches.
2. There are 19 red balls and one black ball. Ten balls are put in one jar and the remaining 10 are put in another jar. What is the possibility that the black is in the right jar.
Ans: 1/2.
3. There is one lily in the pond on 1st june. There are two in the pond on 2nd june . There are four on 3rd june and so on. The pond is full with lilies by the end of the june.
(i) On which date the pond is half full?
Ans: 29th. --the june has 30 days).
(ii) If we start with 2 lilies on 1st june when will be the pond be full with lilies.
Ans: 29th June.
4. A lorry starts from Banglore to Mysore at 6.00 A.M, 7.00 A.M, 8.00 am.....10 pm. Similarly one another starts from Mysore to Banglore at 6.00 am,7.00 am, 8.00 am.....10.00pm. A lorry takes 9 hours to travel from Banglore to Mysore and vice versa.
(i) A lorry which has started at 6.00 am will cross how many lorries.
Ans: 10.
(ii) A lorry which had started at 6.00pm will cross how many lorries.
Ans: 14.
5. A person meets a train at a railway station coming daily at a particular time . One day he is late by 25 minutes, and he meets the train 5 k.m. before the station. If his speed is 12 kmph, what is the speed of the train.
Ans: 60 kmph. Refer--Shakuntala Devi Book.
7. A theif steals half the total no of loaves of bread plus 1/2 loaf from a backery. A second theif steals half the remaing no of loaves plus 1/2 loaf and so on. After the 5th theif has stolen there are no more loaves left in the backery. What was the total no of loaves did the backery have at the biggining.
Ans: 31.
8. A gardener plants 100 meters towards east, next 100 meters towards north,next 100 meters towards west. 98 meters towards east, 96 meters towards north and 96 meters towards west, 94 meters towards south. and 94 meters towards east and so on. If a person walks between the trees what is the total distance travelled by him before he reaches the center.
Ans: |---------------| | | | | | | | --------|- | ---------------------| -.
9. Long division: example: 1089709/12 ?
ANALYTICAL 4 question---40 marks; 40 minutes;
1. There are four women and 3 men. They play bridge one night. Find widow among them. Rules:
(i) wife and husband are never partners.
(ii) Wife and husand never play more than one game. One night they played four games as follows:-
1. ------ + ------ vs ------- + ---------
2. ------ + ------ vs ------- + ---------
3. ------ + --*--- vs ------- + ---------
4. ---*-- + ------ vs ------- + ---------
the woman are marked * above.
Ans: Refer Problem 21. Mind Teasers by Summers.
2. There are 5 peoples; few of them speak true, few of them false. Identify them.
3. & 4.th problems on Venn diagram.

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Infosys Appitude Paper-30

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Puzzles

1. A farmer sold two of his cows for 210/-. He sold one cow at a profit of 10% and other for a loss of 10%.

Totally he gained 5% on selling both the cows.What is the original cost of each cow?150 & 50
2. A train which travels at a uniform speed due to some mechanical fault after traveling for an hour goes at 3/5th of

the original speed and reaches the destination 2 hrs late.If the fault had occurred after traveling another 50 miles

the train would have reached 40 min earlier. What is distance between the two stations?300
3. Three friends A,B,C .Each have a hat and a bicycle. But every one wears hat of one friend and rides bicycle of

another. If one wears C’s hat and rides B’s cycle. Who will ride A’s cycle?c
4. Fill the series
a)3,6,13,26,33,66,------ 73,146
b)364,361,19,16,4,1,---- 1,-2
5. Socks of two colours of same no in a box.------
6. Four frns belonging to four different families preparing fruit salads with fruits apple,grapes,bananas and

cherries.Each uses only 3 fruits and no two uses same combn.Four questions were asked based on above data.
7. Husband says to wife if we sell 75 of our chickens the feed will be there for xtra 20 days and if we buy 100

chickens xtra the feed will be over 15 days sooner.Then find the no of chickens they have?
8. A problem on watch,husband watch gains 1min every hr and wife watch looses 2min/hr
By seeing the watch running slow they almost missed an function by visiting function 1hr late. Then when was

both the watches set to correct time?
9. Some condns given find the day of the week .Only 1 condn is true out of 6 given.We have to find the correct

condn also.
10. First names of four friends given.One guy cuts 2feet logs ,other 1 ½ logs and the other 1 feet logs to ½ feet. No

of pieces cut by each guy( second names given) were given some 26,27,28. first name of the guy
who broke 27 logs of ½ feet each has to be found.



Written test

1. A man brought some watermelons to town and sold them. he sold 1/2 more than 1/2 of what he brought and

e was left with one melon. how many melons did he bring to town?
ans: 3
2. When u reverse the digits of age of father u will get the age of son. one year ago the age of father was
twice that of son's age. what are the current ages of father and son?
ans: 73 & 37
3. There will be four friends ,one is doctor, one is lawyer... they are having four cars one ferrari,
corvette .... there were some conditions and we were suppose to find what is profession of each one and
what car they own. this was the one for 8 marks.
4. There is a circular ring in which there are 12 black mice and one white mice . a cat walks circularly
in the ring and eats every 12th mice. where should the cat start so that the white mice is the last one to be
eaten by cat?
ans: if the cat moves circularly it has to start from the 11th mice (clockwise) w.r.t. to white one.
5. A farmer grows four types of crops say W,X,Y & Z . two conditions were given:
1. If the farmer grows crop W in a year then also grows X that year
2. If the farmer grows crop Z one year then he never grows crop Y next year
There were 6 choices among which we were suppose to find one correct one which does not violate the two
conditions the choices were some thing like:( first pair denotes crops grown first year and second after
semicolon represents crops grown next year) W,X ; X,Z (this one is a valid one)
Ans: I don’t remember the choices but the ans was option C Freshersworld.com
6. In a class there are less than 500 students . when it is divided by 3 it gives a whole number. similarly
when it is divided by 4,5 or 7 gives a whole number. find the no. of students in the class
ans: 420
7. There are three types of birds A,B & C . A costs 5pounds, B costs 3 Pounds and C costs 1/3 of a pound.
find the no. of A,B &C such that u will get 100 birds for 100 pounds. (I think we were suppose to find 3
answers since there were 3 rows in the answer)
ans: A : 4 B : 18 C: 78
8. There are 5 persons who have won top five places in an event in Olympics . one of them asks all the five
regarding thier positions, they reply as
a: "i am not the last"
b: "c is in third place"
c: "E is behind A"
d: "B is in first place"
e: "D is not the first"
The persons who have won gold and silver have lied find the positions in order(format: name of first,
name of second,..)
ans: B,D,E,A,C
9. A coffee seller has two types of coffee Brand A costing 5 bits per pound and Brand B costing 3 bits
per pound. he mixes two brands to get a 40 pound mixture. he sold this at 6 bits per pound. the seller
gets a profit of 33 1/2 percent. how much he has used Brand A in the mixture?
ans: 30 pounds
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Infosys Appitude Paper-29

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INFOSYS Question PAPER


1)
XXXX
YYYY
ZZZZ

YXXXZ

What is X,Y and Z?
Ans: X=9 Y=1 Z=8

2) A person walks on a plain land at 4 km/hr and up the slope at 3 km/hr and comes
down at 6 km/hr and walks on the plain land again at 4 km/hr. if he started at 3:00
pm and comes back at 9:00 pm. What is the one way distance?
Ans:12 km

3) There is a five digit number
ć It has 2 prime digits(1 is not a prime number)
ć The third digit is the highest
ć The second digit is lowest
ć The first digit is 1 less that third digit
ć The fifth is half of the fourth
ć The sum of 4-th and 5-th digit is less that first
Ans: 71842

4) today is Friday. A lady says you have to meet me two days after the day before
the day after tomorrow
ans:Monday

5) a lady¡¦s age is between 50 and 70.each of her sons has many sons as his
brothers. the sum of the sons and grandsons in the lady¡¦s age. what is her age?
Ans: 64


6) two persons have 64 and 20 barrels of wine. the first one pays tax 5 barrels and
40 frames. the second one pays 2 barrel and got back 40 frames. What is the value of
each barrel and the tax paid on each barrel?
Ans: value=120 frames
Tax =10 frames

7) there are 20 balls of green color,20 balls of red color,20 balls of blue color,20
of balck,20 of yellow. how many u have to pick to guarantee 2pairs of same color?
Ans: 6 balls

8) sox¡¦s age , sox¡¦s sister¡¦s age and sox¡¦s father¡¦s age sums up to a century.
When sox s as old as his father, ox¡¦s sister will be twice as old as now. When sox
is as old as his father then his father is twice as old as when his sister was as
old as her father

ans: sox=20
sister=30
father=50

9) jerry and four of his friends one of whom is a broker are about to go on a trip.
They decide to take cards in order to choose the driver. The cards are ten jack,
queen, king and ass. The person who will get the ass will be the driver.
(five condition will be given)


sorry we could not make the last two questions b¡¦cause of lack of time.

Section A

1. Which of the following involves context switch,

(a) system call
(b) priviliged instruction
(c) floating poitnt exception
(d) all the above
(e) none of the above

Ans: (a)


2. In OST, terminal emulation is done in

(a) sessions layer
(b) application layer
(c) presentation layer
(d) transport layer

Ans: (b)


3. For a 25MHz processor , what is the time taken by
the
instruction
which needs 3 clock cycles,

(a)120 nano secs
(b)120 micro secs
(c)75 nano secs
(d)75 micro secs


4. For 1 MB memory, the number of address lines
required,

(a)11
(b)16
(c)22
(d) 24

Ans. (b)


5. Semaphore is used for

(a) synchronization
(b) dead-lock avoidence
(c) box
(d) none

Ans. (a)
6. Which holds true for the following statement

class c: public A, public B

a) 2 member in class A, B should not have same name
b) 2 member in class A, C should not have same name
c) both
d) none

Ans. (a)


7. Question related to java


8. OLE is used in

a) inter connection in unix
b) interconnection in WINDOWS
c) interconnection in WINDOWS NT


9. Convert a given HEX number to OCTAL


10. Macros and function are related in what aspect?

(a)recursion
(b)varying no of arguments
(c)hypochecking
(d)type declaration


11.Preproconia.. does not do which one of the
following

(a) macro
(b) conditional compliclation
(c) in type checking
(d) including load file

Ans. (c)


12. Piggy backing is a technique for

a) Flow control
b) Sequence
c) Acknowledgement
d) retransmition

Ans. (c)


13. In signed magnitude notation what is the minimum
value that
can be
represented with 8 bits

(a) -128
(b) -255
(c) -127
(d) 0


Section B


1. Given the following statement
enum day = { jan = 1 ,feb=4, april, may}
What is the value of may?

(a) 4
(b) 5
(c) 6
(d) 11
(e) None of the above


2. Find the output for the following C program

main
{int x,j,k;
j=k=6;x=2;
x=j*k;
printf("%d", x);


3. Find the output for the following C program

fn f(x)
{ if(x<=0) return; else f(x-1)+x; } 4. Find the output for the following C program i=20,k=0; for(j=1;j9 && Y++!=10 && Y++>10)
{printf("%d", Y);
else
printf("%d", Y);
}

Ans. 13


8. Find the output for the following C program

f=(x>y)?x:y

a) f points to max of x and y
b) f points to min of x and y
c)error

Ans. (a)


9. What is the sizeof(long int)

(a) 4 bytes
(b) 2 bytes
(c) compiler dependent
(d) 8 bytes



10. Which of the function operator cannot be over
loaded

(a) <=
(b) ?:
(c) ==
(d) *


11. Find the output for the following C program

main()
{intx=2,y=6,z=6;
x=y==z;
printf(%d",x)
}



Section C (Programming Skills)

Answer the questions based on the following program

STRUCT DOUBLELIST
{ DOUBLE CLINKED
INT DET; LIST VOID
STRUCT PREVIOUS; (BE GIVEN AND A PROCEDURE TO DELETE)
STRUCT NEW; (AN ELEMENT WILL BE GIVEN)
}
DELETE(STRUCT NODE)
{NODE-PREV-NEXT NODE-NEXT;
NODE-NEXT-PREV NODE-PREV;
IF(NODE==HEAD)
NODE
}

Q. In what case the prev was

(a) All cases
(b) It does not work for the last element
(c) It does not for the first element
(d) None of these



Answer the questions based on the following program

VOID FUNCTION(INT KK)
{KK+=20;
}
VOID FUNCTION (INT K)
INT MM,N=&M
KN = K
KN+-=10;
}


Q. What is the output of the following program

main()
{ int var=25,varp;
varp=&var;
varp p = 10;
fnc(varp)
printf("%d%d,var,varp);
}

(a) 20,55
(b) 35,35
(c) 25,25
(d)55,55



Section D

1. a=2, b=3, c=6
Find the value of c/(a+b)-(a+b)/c


2. What does the hexanumber E78 in radix 7.

(a) 12455
(b) 14153
(c) 14256
(d) 13541
(e) 131112

Ans. (d)


3. 10 : 4 seconds :: ? : 6 minutes

Ans. 900


4. Q is not equal to zero and k = (Q x n - s)/2.What
is n?

(a) (2 x k + s)/Q
(b) (2 x s x k)/Q
(c) (2 x k - s)/Q
(d) (2 x k + s x Q)/Q
(e) (k + s)/Q

Questions 6 - 10 are to be answered on the following
data

A causes B or C, but not both
F occurs only if B occurs
D occurs if B or C occurs
E occurs only if C occurs
J occurs only if E or F occurs
D causes G,H or both
H occurs if E occurs
G occurs if F occurs
6. If A occurs which of the following must occurs

I. F and G
II. E and H
III. D

(a) I only
(b) II only
(c) III only
(d) I,II, & III
(e) I & II (or) II & III but not both
Ans. (e)


7. If B occurs which must occur

(a) D
(b) D and G
(c) G and H
(d) F and G
(e) J

Ans. (a)


8. If J occurs which must have occured

(a) E
(b) either B or C
(c) both E & F
(d) B
(e) both B & C

Ans. (b)


9. Which may occurs as a result of cause not mentioned

I. D
II. A
III. F

(a) I only
(b) II only
(c) I & II
(d) II & III
(e) I,II & III

Ans. (c)

10. E occurs which one cannot occurs

(a) A
(b) F
(c) D
(d) C



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Infosys Appitude Paper-28

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INFO_SYS

TWO PAPER PATTERNS ARE THERE ONE IS Q/A AND ANOTHER IS Q/C
THIS IS PAPER Q/A
Time 60 min
Marks 50
No -ve marking

1)At 6'o clock clock ticks 6 times. The time between first and
last ticks was 30sec. How much time it takes at 12'o clock.

Ans. 66 sec. 2 marks.

2)Three friends divided some bullets equally. After all of them
shot 4 bullets the total no.of remaining bullets is equal to that of
one has after division. Find the original number divided.

Ans. x x x
x-4 x-4 x-4
3x-12 = x
x= 6
ans is 18 2 marks

3)A ship went on a voyage after 180 miles a plane statrted with 10 times
speed that of the ship. Find the distance when they meet from
starting point.

Ans. 180 + (x/10) = x
x = 20
ans is 180+20 2 marks

4) Fill the empty slots.

played won lost draw Goals for Goals against
A 2 2 *0 *0 *7 1
B 2 *0 *1 1 2 4
C 2 *0 *1 *1 3 7

the slots with stars are answers. 4 marks
BC drew with 2-2
A won on B by 2-0
a won on C by 5-1

5) There are 3 societies a,b,c. a lent tractors to b and c as many
as they had. After some time b gave as many tractors to a and c
as many as they have. After sometime c did the same thing.
At the end of this transaction each one of them had 24.
Find the tractors each orginally had.

Ans a had 39 b had 21 c had 12 4 marks

6) There N stations on a railroad. After adding x stations 46 additional
tickets have to be printed. Find N and X.
Ans. let N(N-1) = t;
(N+x)(N+x-1) = t+46;
trail and error method x=2 and N=11 4 marks

7)Given that April 1 is tuesday. a,b,c are 3 persons told that their
farewell party was on
a - may 8, thursday
b - may 10,tuesday
c - june 8, friday
Out of a,b,c one is only correct one of the regarding month,day,date.
Other told two correct and the third person told all wrong.What is
correct date,month,day. 5 marks

8)There are 4 parties. df,gs,dl(depositloss),ew ran for a contest.
Anup,Sujit,John made the following statements regarding results.
Anup said either df or ew will definitely win
sujit said he is confident that df will not win
John said he is confident that neither ew nor dl will win
the result has come. only one of the above three has made a correct
statement. Who has made the correct statement and who has won
the contest. 5 marks.

9)Five people a,b,c,d,e are related to each other. Four of them make
one true statement each as follows.
i) b is my father's brother. (ans. d said this)
ii)e is my mother-in-law. ( b )
iii)c is my son-in-law's brother. ( e )
iv)a is my brother's wife. (c)

10 marks.

10) All members of d are also members of a
All '' e '' d
all '' c '' both a and b
not all '' a are members of d
not all '' d '' e

a)which of all following statements must be true
1) there are more common members between c and a than between
c and e
2) there are more members in a than in c
3) there are more members in a than in e

i) 1 only ii) 3 only iii) 1,2 only iv) 2 and 3 only v)1,2,3
b)which of all the following can be inferred from the statements above
1)some members of d are also members of b
2)all members of e are members of a
3)all members of a are members of b
4)some members of d are not members of c
5)all members of b are members of c

i) 1 only ii) 3 only iii)2 only iv) b and d only v)d,b and a only

d)Which of the following is not possible
i)some members of e are also members of c but are not members of b
ii) '' '' d '' '''' both c and b
iii)all '' e '' '' a
iv)some '' d are not '' a
v) '' e are '' b
1) i only 2) iii only 3) i and iii only 4) all the above 5)none

e)if all members of b are also members of c then
i) all members of a are also members of b
ii)all '' '' c
iii) '' b ''' a
iv) some members c '' e and b
v) '' '' d and b
1) ii only 2) iii and iv only 3) iii only 4) ii and iv only
5)none
11)
boys are allowed to watch football at c.v.Raman auditorium subjected to
conditions.
i)the boy over age 16 can wear overcoat
ii)no boy over age 15 can wear cap
iii)to watch the football either he has to wear overcoat or cap
or both
iv) a boy with an umberella or above 16 or both cannot wear sweater.
v) boys must either not watch football or wear sweater.

What is the appearence of the boy who is watching football.


------------------------------------------------------------------------
THIS IS PAPER Q/C


1) BE * BE = ACB
A,B,C,E ARE NON ZERO NUMBERS FIND B,E.
ANS) B=1 E=9
2) A,B,C,D,E ARE HAVING NUMERICAL VALUES. THERE ARE SOME CONDITIONS
GIVEN
a) A=C <===> B!=E
b) DIFFERENCE BETWEEN A AND C AS SAME AS DIFFERENCE BETWEEN C AND B
AS SAME AS DIFFERENCE BETWEEN A AND D
c) CD
THEN FIND A,B,C,D,E
3) THERE ARE SIX CARDS IN WHICH IT HAS TWO KING CARDS. ALL CARDS ARE
TURNED DOWN AND TWO CARDS ARE OPENED
a) WHAT IS THE POSSOBILITY TO GET AT LEAST ONE KING.
b) WHAT IS THE POSSIBILITY TO GET TWO KINGS.
4) A PERSON WENT TO A SHOP AND ASKED FOR CHANGE FOR 1.15PAISE.
BUT HE SAID THAT HE COULD NOT ONLY GIVE CHANGE FOR ONE RUPEE.
BUT ALSO FOR 50P,25P,10P AND 5P. WHAT WERE THE COINS HE HAD
ans) 1-->50 4--->10P 1--->25P
5) THERE ARE 3 NURSES AND THEY WORK ALTOGETHER ONLY ONCE IN A WEEK.
NO NURSE IS CALLED TO WORK FOR 3 CONSECUTIVE DAYS.
NURSE 1 IS OFF ON TUESEDAY,THURSDAY AND SUNDAY.
NURSE 2 IS OFF ON SATURDAY.
NURSE 3 IS OFF ON THURSDAY,SUNDAY.
NO TWO NURSES ARE OFF MORE THAN ONCE A WEEK.
FIND THE DAY ON WHICH ALL THE 3 NURSES WERE ON WORK.
6) THERE ARE 5 PERSONS A,B,C,D,E AND EACH IS WEARING A BLOCK OR WHITE
CAP ON HIS HEAD. A PERSON CAN SEE THE CAPS OF THE REMAINING 4 BUT CAN'T
SEE HIS OWN CAP. A PERSON WEARING WHITE SAYS TRUE AND WHO WEARS BLOCK
SAYS FALSE.
i) A SAYS I SEE 3 WHITES AND 1 BLOCK
ii) B SAYS I SEE 4 BLOCKS
iii) E SAYS I SEE 4 WHITES
iiii) C SAYS I SEE 3 BLOCKS AND 1 WHITE.
NOW FIND THE CAPS WEARED BY A,B,C,D AND E
7) THERE ARE TWO WOMEN, KAVITHA AND SHAMILI AND TWO MALES SHYAM, ARAVIND
WHO ARE MUSICIANS. OUT OF THESE FOUR ONE IS A PIANIST, ONE FLUTIST,
VIOLINIST AND DRUMMER.
i) ACROSS ARAVIND BEATS PIANIST
ii) ACROSS SHYAM IS NOT A FLUTIST
iii) KAVITHA'S LEFT IS A PIANIST
iiii) SHAMILI'S LEFT IS NOT A DRUMMER
V) FLUTIST AND DRUMMER ARE MARRIED.
8) 1/3 RD OF THE CONTENTS OF A CONTAINER EVAPORATED ON THE 1 ST DAY.
3/4 TH OF THE REMAINING CONTENTS OF THE CONTAINER EVAPORATED THE
SECOND DAY. WHAT PART OF THE CONTENTS OF THE CONTAINER ARE LEFT AT
THE END OF THE SECOND DAY.
9) A MAN COVERED 28 STEPS IN 30 SECONDS BUT HE DECIDED TO MOVE FAST AND
COVERED 34 STEPS IN 18 SECONDS. HOW MANY STEPS ARE THERE ON THE
ESCALATOR WHEN STATIONARY.

10) ALL FAIR SKINNED, RICH, HANDSOME, MUSCULAR, LEAN AND EMPLOYED ARE
TALL MEN
1) ALL LEAN MEN ARE MUSCULAR.
2) NO FAIRSKINNED PERSON WHO IS NOT RICH IS HANDSOME.
3) SOME MUSCULAR MEN ARE HANDSOME.
4) ALL HANDSOME ARE FAIRSKINNED.
5) NO PERSON WHO IS NEITHER FAIR SKINNED NOR MUSCULAR IS ENPLYED.
6) we unable to recall this condition and question also incomplete.



INFO_SYS

TWO PAPER PATTERNS ARE THERE ONE IS Q/A AND ANOTHER IS Q/C
THIS IS PAPER Q/A
Time 60 min
Marks 50
No -ve marking

1)At 6'o clock clock ticks 6 times. The time between first and
last ticks was 30sec. How much time it takes at 12'o clock.

Ans. 66 sec. 2 marks.

2)Three friends divided some bullets equally. After all of them
shot 4 bullets the total no.of remaining bullets is equal to that of
one has after division. Find the original number divided.
Ans. x x x
x-4 x-4 x-4
3x-12 = x
x= 6
ans is 18 2 marks

3)A ship went on a voyage after 180 miles a plane statrted with 10 times
speed that of the ship. Find the distance when they meet from
starting point.

Ans. 180 + (x/10) = x
x = 20
ans is 180+20 2 marks

4) Fill the empty slots.

played won lost draw Goals for Goals against
A 2 2 *0 *0 *7 1
B 2 *0 *1 1 2 4
C 2 *0 *1 *1 3 7

the slots with stars are answers. 4 marks
BC drew with 2-2
A won on B by 2-0
a won on C by 5-1

5) There are 3 societies a,b,c. a lent tractors to b and c as many
as they had. After some time b gave as many tractors to a and c
as many as they have. After sometime c did the same thing.
At the end of this transaction each one of them had 24.
Find the tractors each orginally had.

Ans a had 39 b had 21 c had 12 4 marks

6) There N stations on a railroad. After adding x stations 46 additional
tickets have to be printed. Find N and X.

Ans. let N(N-1) = t;
(N+x)(N+x-1) = t+46;
trail and error method x=2 and N=11 4 marks

7)Given that April 1 is tuesday. a,b,c are 3 persons told that their
farewell party was on
a - may 8, thursday
b - may 10,tuesday
c - june 8, friday
Out of a,b,c one is only correct one of the regarding month,day,date.
Other told two correct and the third person told all wrong.What is
correct date,month,day. 5 marks

8)There are 4 parties. df,gs,dl(depositloss),ew ran for a contest.
Anup,Sujit,John made the following statements regarding results.
Anup said either df or ew will definitely win
sujit said he is confident that df will not win
John said he is confident that neither ew nor dl will win
the result has come. only one of the above three has made a correct
statement. Who has made the correct statement and who has won
the contest. 5 marks.

9)Five people a,b,c,d,e are related to each other. Four of them make
one true statement each as follows.
i) b is my father's brother. (ans. d said this)
ii)e is my mother-in-law. ( b )
iii)c is my son-in-law's brother. ( e )
iv)a is my brother's wife. (c)

10 marks.

10) All members of d are also members of a
All '' e '' d
all '' c '' both a and b
not all '' a are members of d
not all '' d '' e

a)which of all following statements must be true
1) there are more common members between c and a than between
c and e
2) there are more members in a than in c
3) there are more members in a than in e

i) 1 only ii) 3 only iii) 1,2 only iv) 2 and 3 only v)1,2,3
b)which of all the following can be inferred from the statements above
1)some members of d are also members of b
2)all members of e are members of a
3)all members of a are members of b
4)some members of d are not members of c
5)all members of b are members of c

i) 1 only ii) 3 only iii)2 only iv) b and d only v)d,b and a only

d)Which of the following is not possible
i)some members of e are also members of c but are not members of b
ii) '' '' d '' '''' both c and b
iii)all '' e '' '' a
iv)some '' d are not '' a
v) '' e are '' b
1) i only 2) iii only 3) i and iii only 4) all the above 5)none

e)if all members of b are also members of c then
i) all members of a are also members of b
ii)all '' '' c
iii) '' b ''' a
iv) some members c '' e and b
v) '' '' d and b
1) ii only 2) iii and iv only 3) iii only 4) ii and iv only
5)none
11)
boys are allowed to watch football at c.v.Raman auditorium subjected to
conditions.
i)the boy over age 16 can wear overcoat
ii)no boy over age 15 can wear cap
iii)to watch the football either he has to wear overcoat or cap
or both
iv) a boy with an umberella or above 16 or both cannot wear sweater.
v) boys must either not watch football or wear sweater.

What is the appearence of the boy who is watching football.
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Infosys Appitude Paper-27

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Infosys Questions asked in Infosys Written Test May 16th 2004
---------------------------------------------------------------------------------
1. A man sold two cows for Rs. 210 at a total profit of 5 %. He sold
one cow at a loss of 10% and another at a profit of 10%. What is the
price of each cow? (3 marks)
Soln: Rs. 150 and Rs. 50
2. A train ran at a certain speed for one hour and then due to a
technical problem, it ran at 3/5th of its original speed and reached
the
destination 2 hrs late. The driver said, had the problem occurred 50
miles later, we would have gained 40 minutes. What is the distance
between the two cities that the train travelled?
Soln : 200 miles (6 marks)
3. A problem on a bag containing socks. (3 marks)
4. Series (6 marks)
a. 3, 7, 13, 27, 33,......., _
b. 364,361,19,16,4,1, _
Soln : 1
5. 3 ppl each one wearing hat of one person and riding the bicycle of
another. A is wearing B's hat and riding C's cycle. Who is riding A's
cycle?? (3 marks)
Soln : B

6. 4 friends first names and last names given, not in order..... they
make fruit salad with apples, bananas, cherries and grapes.... each
uses
3 fruits in the salad. Few conditions are given. And 4 questions. (8
marks)

7. A farmer is telling his wife, if we sell 75 chickens, the chicken
food will last for 10 more days. But if we buy 100 chickens as we say,
then the chicken food will last for 15 days less. How many chicken
they
have? (6 marks)
8. Few stmts were given, and we have to find which day of the week it
is, if only one of them told the truth. (6 marks)
Soln: Sunday
9. My husband's watch gains 2 minutes every watch and my watch loses 1
minute for each hour. One day, we were late to marriage because the
difference between the time in the two watches was 1 hr and we looked
at
the slow watch. When did we last set our watches to the same time? (3
marks)
Soln : 20 hours

10. A, B and C, school students, each led a team, They had to cut logs
into 1/2 m long logs. A and D cut 2m logs, B and E cut 1 1/2 m long
logs and C and F cut 1 m long logs. A, B, C, D, E, F, G are all first
names.
The school praised P and X for cutting 28 logs, Q and R for cutting 27
logs and R and Z for cutting 26 logs. P, Q, R, X, Y, Z are last names.
what is the first name of Y? (6 marks)
Soln : E

Then, there was an objective test in English for half an hour.
Interview was on the next day, lasted for 15 minutes, 3 puzzles were
asked.



Puzzles:


1.A Man sell 2 cows for Rs.210. He sells 1 cow for a profit of 10% and another cow for
a loss of 10%

totally he got profit of 5%. find cost of each cow.

2.A box contains white sox and black sox.you know that the least number of sox
that should be taken
for a sure pair of same color is same as the least number of sox that should be
taken for a sure pair of different color.

what is the number of sox in the box if there's no difference between left and right sox?

3.My watch is 2mts/hr slow and my husband watch is 1mt/hr fast we went together
to a marriage

but late. we had a difference of 1 hr. find the number of hours elapsed from the time we
set the 2 clocks correctly till now.


4.'A' says if seventy five chickens are sold from what we have now the the feed
will last for extra 20 days

but 'B' says if we buy additional 100 chickens then feed will get over 15 days earlier. find the no. of chickens both r hving now?



5.A ,B ,c are friends they went by cycle and wearing a hat of 1 frnd & riding cycle of another.

A is wearing C's hat find who is riding a's cycle.

ans: C

if A is wearing c's hat then it will be riding b's cycle.

if so B will be wearing A's hat no other way since A's wearing c's hat

and riding c's cycle. then remaining c will be wearing b's hat and riding

A's cycle.

6. A problem on train's speed & distance between 2 stns.
i cudn't solve it , dont remember also
7. An 8 marks problem, George Summers type...4 frnds go 4 a picnic preparing salad of 3 different fruits, no one uses same combination of fruits as the other, all 4 belong to different families. 5 conditions were given & finally 4 questions were asked on which family some belong, n which fruits r used etc.....can b solved

8. another 6 marks, George Summers type prob....3 pairs of people, with strange names...Patsya, misha, kotsya & so on....we were asked 2 match their 1st names with last names based on conditions given n work they do

9. George Summers again.....few statements...only 1 is true, which 1....n based on tht which day of the week is it
A. Sunday, statement of Dummie (D) was right

I am not able 2 recollect the left out problem, but it was simple. Someone plz post the answers if able 2...i'm not sure of the answers

English was simple....basic grammar...go thru barron's

Also, needed 2 ask 1 thing, does Infosys recruit people who r hving their aggregate below 60, mine is 54..

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Infosys Appitude Paper-25

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Infosys Apptitude question with answer

1.An escalator is descending at constant speed.
A walks down and takes 50 steps to reach the bottom.
B runs down and takes 90 steps in the same time as A takes 10 steps.
How many steps are visible when the escalator is not operating?

Ans: 150 steps


2. Every day a cyclist meets a train at a particular crossing.
The road is straight before the crossing and both are travelling in the same direction.
The cyclist travels with a speed of 10 Kmph.
One day the cyclist comes late by 25 min. and meets the train 5km before the crossing.
What is the speed of the train?

Ans: 60 kmph


3. There are five persons with surnames Mukherjee, Misra, Iyer, Patil and Sharma.
There are 4 persons having first or middle name of Kumar, 3 persons with Mohan, 2 persons with Dev and 1 Anil.
Either Mukherjee and Patil have a first or middle name of Dev or Misra and Iyer have their first or middle name of Dev.
Of Mukherkjee and Misra, either both of them have a first or middle name of Mohan or neither have a first or
middle name of Mohan.
Either Iyer or Sharma has a first or middle name of Kumar but not both.
Who has the first or middle name of Anil?

Ans: Kumar Misra Dev
Mohan Iyer Dev
Kumar Patil Mohan
Mohan Sharma Kumar


4. Boys are allowed to watch football at C.V.Raman auditorium subjected to conditions.

The boy over age 16 can wear overcoat
No boy over age 15 can wear cap
To watch the football either he has to wear overcoat or cap or both
A boy with an umberella or above 16 or both cannot wear sweater.
Boys must either not watch football or wear sweater.
What is the appearence of the boy who is watching football.


5. A bird keeper has got P pigeons, M mynas and S sparrows.
The keeper goes for lunch leaving his assistant to watch the birds.

Suppose p=10, m=5, s=8 when the bird keeper comes back, the assistant informs the x birds have escaped. The bird keeper exclaims: "Oh no! All my sparrows are gone."
How many birds flew away?
When the bird keeper comes back, the assistant told him that x birds have escaped. The keeper realised that atleast 2 sparrows have escaped.
What is minimum no of birds that can escape?

6. Answer the following questio described below:
(A) if a definete conclusion can be drawn from condition 1
(B) if a definete conclusion can be drawn from condition 2
(C) if a definete conclusion can be drawn from condition 1 and 2
(D) if a definete conclusion can be drawn from condition 1 or 2
(E) no conclusion can be drawn using both conditions

person 1 says N<5 person says N5 person 3 says 3N20 person 4 says 3N10 person 5 says N<8 What is the value of N? a) 1. No of persons who speak false being less than no of persons who tells the truth. 2. Person 2 is telling the truth. b) 1. no of persong telling the truth is greater than no of persons telling lies 2. person 5 is telling the truth. 7. There are N coins on a table and there are two players A & B. You can take 1 or 2 coins at a time. The person who takes the last coin is the loser. A always starts first. If N=7 (a) A can always win by taking two coins in his first chanse (b) B can win only if A takes two coins in his first chance. (c) B can always win by proper play (d) none of the above 2. A can win by proper play if N is equal to (a) 13 (b) 37 (c) 22 (d) 34 (e) 48 Ans: (e.) 3. B can win by proper play if N is equal to (a) 25 (b)26 (c) 32 (d) 41 (e) none 4. if N<4, can A win by proper play always? (a) Yes (b) No 8. Two twins have vertain peculiar charcteristics. One of them always lies on Monday, Wednesday, Friday. The other always lies on Tuesdays, Thursdays and Saturdays. On the other days they tell the truth. You are given a conversation. Person A-- today is Sunday my name is Anil Person B -- today is Tuesday, my name is Bill What day is today? Ans: Today is Tuesday. 9. There is a safe with a 5 digit number as the key. The 4th digit is 4 greater than second digit, while 3rd digit is 3 less than 2nd digit. The 1st digit is thrice the last digit. There are 3 pairs whose sum is 11. Find the number. Ans: 65292 10. A hotel has two wings,the east wing and the west wing. Some east wing rooms but not all have an ocean view. All west wing rooms have a harbour view. The charge for all rooms is identical, except as follows : Extra charge for all harbour view rooms on or above the 3rd floor Extra charge for all ocean view rooms except those without balcony Extra charge for some harbour rooms on the first two floor & some east wing rooms without ocean view but having kitchen facilities. Which of the following cannot be determined on the basis of the nformation given: I. Whether there are any rooms without a balcony for which an extra charge is imposed. II. Whether any room without a kitchen or a view involves an extra charge. III. Whether two extra charges are imposed for any room. (A) I only (B) II only (C) III only (D) II and III only (E) I, II and III (This question is from 1999 Barrons GRE Guide model Test 3 - section 6, question 22) Ans: (A)

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Infosys Appitude Paper-23

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Infosys Sample Test Paper


1. At 6'o a clock ticks 6 times.
The time between first and last ticks is 30 seconds.
How long does it tick at 12'o clock.

Ans: 66 sec. (2 marks)


2. Three friends divided some bullets equally.
After all of them shot 4 bullets the total number of bullets remaining is equal to the bullets each had after division.
Find the original number divided.

Ans: 18 (2 marks)

Initially . x x x
Now x-4 x-4 x-4
Equation is 3x-12 = x


3. A ship went on a voyage.
After it had travelled 180 miles a plane statrted with 10 times the speed of the ship.
Find the distance when they meet from starting point.

Ans: 200miles. (2 marks)
Distance travelled by plane = 1/10 distance travelled by ship + 180


4. Complete the Table given below:

Three football teams are there. Given below is the group table. Fill in the x's

Played Won Lost Draw Goals For Goals Against
A 2 2 x x x 1
B 2 x x 1 2 4
C 2 x x x 3 7

Ans: The filled table is given below (4 marks)

Played Won Lost Draw Goals For Goals Against
A 2 2 0 0 7 1
B 2 0 1 1 2 4
C 2 0 1 1 3 7



5. There are 3 societies A, B, C.
A lent cars to B and C as many as they had already.
After some time B gave as many tractors to A and C
as many as they have. After sometime c did the same thing. At the end of this transaction each one of them had 24.
Find the cars each orginally had.
Ans: A had 39 cars, B had 21 cars & C had 12 cars (4 marks)


6. There N stations on a railroad.
After adding X stations on the rail route 46 additional tickets have to be printed.
Find N and X.

Ans. x=2 and N=11

Let initially, N(N-1) = t
After adding, (N+X)(N+X-1) = t+46
By trail and error method (4 marks)


7. Given that April 1 is tuesday.
A, B, C are 3 persons told that their farewell party was on

A - May 8, thursday
B - May 10,tuesday
C - June 5, friday
Out of A, B, C only one made a completetly true statement concerning date,day and month
The other told two one told the day right and the other the date right..
What is correct date, month, day.

Ans: B - (May 10) SUNDAY
C - June 6 (Friday). (5 marks)


8. The Bulls, Pacers, Lakers and Jazz ran for a contest.
Anup, Sujit, John made the following statements regarding results.

Anup said either Bulls or Jazz will definitely win
Sujit said he is confident that Bulls will not win
John said he is confident that neither Jazz nor Lakers will win
When the result cameit was found that only one of the above three had made a correct statement.
Who has made the correct statement and who has won the contest.

Ans: Sujith; Lakers (5marks )


9. Five people A ,B ,C ,D ,E are related to each other.
Four of them make one true statement each as follows.

(i) B is my father's brother.
(ii) E is my mother-in-law.
(iii)C is my son-in-law's brother
(iv)A is my brother's wife.

Ans: (i) D
(ii) B
(iii) E
(iv) C (10 marks)


10. Some statements are given below:
L says all of my other four friends have money
M says that P said that exactly one among them has money
N says that L said that precisely two among them have money
O says that M said that three of the others have money
P, L and N said that they have money
All the above statement are false..
Who has money & who doesn't have any money?

(5 marks)
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Infosys Appitude Paper-22

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Infosys Apptitude question paper with answer

1) A man collects cigarette stubs and makes one full cigarette with every 8 stubs.
If he gets 64 stubs how many full cigarettes can he smoke.

Ans: 8+1=9


2) A soldier looses his way in a thick jungle. At random he walks from his camp but mathematically in an interesting fashion. First he walks one mile East then half mile to North. Then 1/4 mile to West, then 1/8 mile to South and so on making a loop.
Finally how far he is from his camp and in which direction.

Ans: Distance travelled in north and south directions
1/2 - 1/8 + 1/32 - 1/128 + 1/512 - and so on
= 1/2/((1-(-1/4))
Similarly in east and west directions
1- 1/4 + 1/16 - 1/64 + 1/256 - and so on
= 1/(( 1- ( - 1/4))
Add both the answers


3) How can 1000000000 be written as a product of two factors neither of them containing zeros

Ans: 2 power 9 x 5 power 9


4) Conversation between two mathematcians:
First : I have three childern. The product of their ages is 36.
If you sum their ages, it is exactly same as my neighbour's door number on my left.
The second mathematician verfies the door number and says that it is not sufficient.
Then the first says " Ok one more clue is that my youngest is really the youngest". Immmediately the second mathematician answers .
Can you answer the question asked by the first mathematician?
What are the childeren ages?

Ans 1,6 and 6


5) Light glows for every 13 seconds . How many times did it glow between 1:57:58 and 3:20:47 am.

Ans : 383 + 1 = 384


6) 500 men are arranged in an array of 10 rows and 50 columns according to their heights.
Tallest among each row of all are asked to fall out.
And the shortest among them is A.
Similarly after resuming that to their original podsitions that the shortest among each column are asked to fall out.
And the tallest among them is B .
Now who is taller among A and B ?

Ans A
7) A person with some money spends1/3 for cloths, 1/5 of the remaining for food and 1/4 of the remaining for travel.
He is left with Rs 100/- .
How much did he have with him in the begining ?

Ans: Rs 250/-


8) There are six boxes containing 5 , 7 , 14 , 16 , 18 , 29 balls of either red or blue in colour.
Some boxes contain only red balls and others contain only blue.
One sales man sold one box out of them and then he says
" I have the same number of red balls left out as that of blue ".
Which box is the one he solds out ?

Ans: Total no of balls = 89 and (89-29 /2) = 60/2 = 30
and also 14 + 16 = 5 + 7 + 18 = 30


9) A chain is broken into three pieces of equal lenths containing 3 links each.
It is taken to a backsmith to join into a single continuous one .
How many links are to to be opened to make it ?

Ans : 2.


10) Grass in lawn grows equally thick and in a uniform rate.
It takes 24 days for 70 cows and 60 days for 30 cows to eat the whole of the grass.
How many cows are needed to eat the grass in 96 days.?

Ans : 20
g - grass at the beginning
r - rate at which grass grows, per day
y - rate at which one cow eats grass, per day
n - no of cows to eat the grass in 96 days
g + 24*r = 70 * 24 * y
g + 60*r = 30 * 60 * y
g + 96*r = n * 96 * y
Solving, n = 20.
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Infosys Appitude Paper-21

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Infosys Sample Test paper
1. Father's age is three years more than three times the son's age.
After three years, father's age will be ten years more than twice the son's age.
What is the father's present age.

Ans: 33 years. (2 marks)


2. Find the values of each of the alphabets.

N O O N
S O O N
+ M O O N
----------
J U N E

Ans: 9326 (2 marks)


3. There are 20 poles with a constant distance between each pole
A car takes 24 second to reach the 12th pole.
How much will it take to reach the last pole.

Ans: 41.45 seconds (2 marks)
Let the distance between two poles = x
Hence 11x:24::19x:?


4. A car is travelling at a uniform speed.
The driver sees a milestone showing a 2-digit number.
After travelling for an hour the driver sees another milestone with the same digits in reverse order.
After another hour the driver sees another milestone containing the same two digits.
What is the average speed of the driver.

Ans: 45 kmph (4 marks)


5. The minute and the hour hand of a watch meet every 65 minutes.
How much does the watch lose or gain time and by how much?

Ans: Gains; 5/11 minutes (4 marks)


6. Ram, Shyam and Gumnaam are friends.
Ram is a widower and lives alone and his sister takes care of him.
Shyam is a bachelor and his neice cooks his food and looks after his house.
Gumnaam is married to Gita and lives in large house in the same town.
Gita gives the idea that all of them could stay together in the house and share monthly expenses equally.
During their first month of living together, each person contributed Rs.25.
At the end of the month, it was found that Rs 92 was the expense so the remaining amount was distributed equally
among everyone.
The distribution was such that everyone recieved a whole number of Rupees.
How much did each person recieve?

Ans. Rs 2 (4 marks)
(Hint: Ram's sister, Shyam's neice and Gumnaam's wife are the same person)


7. Four persons A, B, C and D are playing cards.
Each person has one card, laid down on the table below him, which has two different colours on either side.
The colours visible on the table are Red, Green, Red and Blue.
They see the color on the reverse side and give the following comment.

A: Yellow or Green
B: Neither Blue nor Green
C: Blue or Yellow
D: Blue or Yellow

Given that out of the 4 people 2 always lie find out the colours on the cards each person.
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Infosys Appitude Paper-20

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Infosys Apptitude question paper

1. From a vessel on the first day, 1/3rd of the liquid evaporates. On the second day 3/4th of the remaining liquid evaporates. What fraction of the volume is present at the end of the second day?
2. An orange glass has orange juice and white glass has apple juice. Both are of equal volume. 50 ml of the orange juice is taken and poured into the apple juice. 50 ml from the white glass is poured into the orange glass. Of the two quantities, the amount of apple juice in the orange glass and the amount of orange juice in the white glass, which one is greater and by how much?
3. There is a 4 inch cube painted on all sides. This is cut into number of 1 inch cubes. What is the number of cubes which have no painted sides?
4. Sam and Mala have a conversation. Sam says I am certainly not over 40. Mala says I am 38 and you are atleast 5 years older than me. Now Sam says you are atleast 39. All the statements by the two are false. How old are they realy?
5. Ram singh goes to his office in the city every day from his suburban house. His driver Mangaram drops him at the railway station in the morning and picks him up in the evening. Every evening Ram singh reaches the station at 5 o'clock. Mangaram also reaches at the same time. One day Ram singh started early from his office and came to the station at 4 o'clock. Not wanting to wait for the car he starts walking home. Mangaram starts at normal time, picks him up on the way and takes him back house, half an hour early. How much time did Ram singh walked?
6. In a railway station, there are two trains going. One in the harbour line and one in the main line, each having a frequency of 10 minutes. The main line service starts at 5 o'clock. The harbour line starts at 5.02 AM. A man goes to the station every day to catch the first train. What is the probability of man catchinhg the first train?
7. Some people went for vaction. Unfortunately it rained for 13 days when they were there. But whenever it rained in the morning, they had clean afternood and vice versa. In all they enjoyed 11 morning and 12 afternoons. How many days did they stay there totally?
8. Escalator Problem Repeat.
9. A survey was taken among 100 people to find their preference of watching TV programmes. There are 3 channels. Given no of people who watch at least channel 1, at least channel 2, at least channel 3, no channels at all, at least channels 1 and 3, at least channels 1 and 2, at least channels 2 and 3. Find the no of people who watched all three?
10. Albert and Fernandes have two-leg swimming race. Both start from opposite end of the pool. On the first leg, the boys pass each other at 18 mt from the deep end of the pool. During the second leg they pass at 10 mt from the shallow end of the pool. Both go at constant speed. But one of them is faster. Each boy rests for 4 sec to see at the end of the first leg. What is the length of the pool?
11. T H I S
Each alphabet stands for one I S digit, what is the maximum value of T?
12) Every station in N railroad issues every other station's ticket. Some stations are added. Now they have to issue 46 more tickets. Give the No. of stations after and before added.
(5 marks).
12) There was a race between 3 people. Me, Doug and Anne. When I take 21 steps the distance covered is equal to Doug's 24 steps and Anne's 28 steps. I take 6 steps to every 7 steps of Doug and 8 steps of Anne. Who won the race?
13)How many bearers will an explorer need for a 6 day march if each man can carry the food stuff of one man for 4 days.
14) Consider the following statements:
Albert: Dave did it.
Dave: Tony did it.
Gug: I did not do it.
Tony: Dave lied when he said that i did it.
(a)If only one out of all above statements is true, who did it?
(b)If only one out of all above statements is false, who did it?
15) A contribution of Rs. 500 was raisedfrom 500 people. The fee was as follows:
Men: Rs.3.00 each
Women: Rs. 2.00 each
Childern: 0.48 each
If number of women is more than number of men, how many childern are there?
(5 marks)
16) Alice and Liu had some berries. The total of Alice's berries and square of number of berries with Liu is 62. The total of Liu's berries and square of number of berries with Alice is 176. How many berries does each of them have?
(6 marks)
17) A rope ladder was left down from a ship. 12 steps of the ladder were exposed at 10:00 am. The queen who was going to visit the ship, said she would visit at 1:00 pm as she would have to climb lesser number of steps then. The tide in the sea increases from morning to afternoon at the rate of 1.2 meters per hour. The distance between any 2 steps of the ladder is 0.4 mts. How many steps will the queen have to climb?
18) 5 hunters Doe, Deer,Hare,Boarand Row kill 5 animals. Each hunter kills an animal that does not corrspond to his name. Also each hunter misses a different animal which again does not correspond to his name.
a) The Deer is killed by the hunter,known by the name of the animal killed by Boar.
b) Doe is killed by the hunter, known by name of animal missed by Hare.
c) The Deer was disappointed to kill only a Hare and missed the Roe.
19) There was 1 more on moon gravity 1/6, weight ...
Altogether there were 11 questions to be completed in 1 hr.English test was simple for 30 mins - 1 comprehension & other fill in the blank kinds, questions some sentence correction questions.
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Infosys Appitude Paper-19

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This paper contains INFOSYS Interview Questions.
1. A begger collects cigarette stubs and makes one ful cigarette with every 7 stubs. Once he gets 49 stubs . How many cigarettes can he smoke totally?
Ans: 8.
2. A soldier loses his way in a thick jungle at random walks from his camp but mathematically in an interesting fashion. First he walks one mile east then half mile to north. Then 1/4 mile to west, then 1/8 mile to south and so on making a loop. Finally how far he is from his camp and in which direction.
Ans: In north and south directions 1/2 - 1/8 + 1/32 - 1/128 + 1/512 - and so on = 1/2/((1-(-1/4)) similarly in east and west directions 1- 1/4 + 1/16 - 1/64 + 1/256 - and so on = 1/(( 1- ( - 1/4)).
Add both the answers.
3. How 1000000000 can be written as a product of two factors neither of them containing zeros?
Ans: 2 power 9 x 5 ppower 9 (check the answer).
4. Conversation between two mathematcians:
First : I have three childern. The product of their ages is 36. If you sum their ages, it is exactly same as my neighbour's door number on my left.
The second mathematician verfies the door number and says that the clue is not sufficient. Then the first says " OK, one more clue is that my youngest is the youngest". Immmediately the second mathematician answers. Can you answer the question asked by the first mathematician? What are the childeren ages?
Ans: 2 and 3 and 6.
5. Light glows for every 13 seconds. How many times did it between 1:57:58 and 3:20:47 AM?
Ans: 383 + 1 = 384.
6. 500 men are arranged in an array of 10 rows and 50 columns. ALL tallest among each row are asked to fall out. And the shortest among them is A. Similarly after resuming that to their originaal positions that the shortest among each column are asked to fall out. And the longest among them is B. Now who is taller among A and B?
Ans: A.
7. A person spending out 1/3 for cloths, 1/5 of the remaining for food and 1/4 of the remaining for travelles. He is left with Rs 100/-. How he had in the begining?
Ans: Rs 250/-.
8. There are six boxes containing 5, 7, 14, 16, 18, 29 balls of either red or blue in colour. Some boxes contain only red balls and others contain only blue . One sales man sold one box out of them and then he says "I have the same number of red balls left out as that of blue". Which box is the one he solds out?

9. Person1: Most of us are satch J.
Person2: Most of us are jute S.
Person3: Two of us are satch J.
Person4: Three of us are jute J.
Person5: I am satch J we have to find who is satch and who is jute.
Ans: S: Satch J:Jute.
10. Four persons are there to cross a bridge they have one torch light.
Person A can cross in 1 min.
Person B can cross in 2 min.
Person C can cross in 5 min.
Person D can cross in 10 min.
They have to cross bridge with in 17 min. At a time only two persons can cross.
I. A & B ----> 2.
II. A <---- 1. III. C & D ----> 10.
IV. B <---- 2. V A & B ----> 2
______________
Total 17.
11. 7 hours hour glass 11 hours hour glass you have to boil one egg for 15 hours.
12. What is the maximum number of slices can you obtain by cutting a cake with only 4 cuts?
Ans: 16.
13. Three are three boxes. In first box, two white balls. In second box, 2 black balls. In third box, 1 white & 1 black ball. The lables on the boxes are not correct. Then you have to open one box and to find the colour of the balls in all boxes.
Ans: Open the box labled black & white. If white balls are there then the box labled with white balls contain black balls and labled with black balls contain one black and one white ball and vice versa, if two black balls are there.
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Infosys Appitude Paper-18

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Infosys Apptitude question paper with answer

1. BE * BE = ACB.
A, B, C, E are non zero numbers. Find B, E.
Ans: B=1 E=9.
2. A, B, C, D, E are having numerical values. There are some conditions given:-
a) A=C <===> B!=E
b) Difference between A and C as same as difference between C and B as same as difference between A and D.
c) C < A and C > D,
Then Find A, B, C, D, E.
3. There are six cards, in which, it has two king cards. All cards are turned down and two cards are opened.
a) What is the possibility to get at least one king?
b) What is the possibility to get two kings?
4. A person went to a shop and asked for change for 1.15 paise, but he said that he could not only give change for one rupee but also for 50p, 25p, 10p and 5p. What were the coins he had?
Ans: 1-->50p 4--->10p 1--->25p.
5. There are 3 nurses and they work altogether only once in a week. No nurse is called to work for 3 consecutive days. Nurse 1 is off on tueseday, thursday and sunday. Nurse 2 is off on saturday. Nurse 3 is off on thursday, sunday. No two nurses are off more than once a week.
Find the day on which all the 3 nurses were on work.
6. There are 5 persons A, B, C, D, E and each is wearing a block or white cap on his head. A person can see the caps of the remaining 4 but can't see his own cap. A person wearing white says true and who wears black says false.
i) A says I see 3 whites and 1 black.
ii) B says I see 4 blacks.
iii) E says I see 4 whites.
iv) C says I see 3 blacks and 1 white.
Now Find the caps weared by A, B, C, D and E.
7. There are two women, Kavitha and Shamili and two males Shyam and Aravind, who are musicians. Out of these four one is a Pianist, one Flutist, Violinist and Drummer.
i) Across Aravind beats Pianist.
ii) Across Shyam is not a Flutist.
iii) Kavitha's left is a Pianist.
iv) Shamili's left is not a Drummer.
v> Flutist and Drummer are married.
8. 1/3 rd of the contents of a container evaporated on the 1st day. 3/4 th of the remaining contents of the container evaporated the second day. What part of the contents of the container are left at the end of the second day?
9. A man covered 28 steps in 30 seconds but he decided to move fast and covered 34 steps in 18 seconds. How many steps are there on the escalator when stationary?
10. All fair skinned, rich, handsome, muscular, lean and employed are tall men.
1) All lean men are muscular.
2) No fairskinned person who is not rich is handsome.
3) Some muscular men are handsome.
4) All handsome are fairskinned.
5) No person who is neither fair skinned nor muscular is employed.
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