Aptitude Questions
1.If 2x-y=4 then 6x-3y=?
(a)15
(b)12
©18
(d)10
Ans. (b)
2.If x=y=2z and xyz=256 then what is the value of x?
(a)12
(b)8
©16
(d)6
Ans. (b)
3. (1/10)18 - (1/10)20 = ?
(a) 99/1020
(b) 99/10
© 0.9
(d) none of these
Ans. (a)
4.Pipe A can fill in 20 minutes and Pipe B in 30 mins
and Pipe C can
empty the same in 40 mins.If all of them work
together, find the time
taken to fill the tank
(a) 17 1/7 mins
(b) 20 mins
© 8 mins
(d) none of these
Ans. (a)
5. Thirty men take 20 days to complete a job working 9
hours a day.How
many hour a day should 40 men work to complete the
job?
(a) 8 hrs
(b) 7 1/2 hrs
© 7 hrs
(d) 9 hrs
Ans. (b)
6. Find the smallest number in a GP whose sum is 38
and product 1728
(a) 12
(b) 20
© 8
(d) none of these
Ans. ©
7. A boat travels 20 kms upstream in 6 hrs and 18 kms
downstream in 4
hrs.Find the speed of the boat in still water and the
speed of the
water current?
(a) 1/2 kmph
(b) 7/12 kmph
© 5 kmph
(d) none of these
Ans. (b)
8. A goat is tied to one corner of a square plot of
side 12m by a rope
7m long.Find the area it can graze?
(a) 38.5 sq.m
(b) 155 sq.m
© 144 sq.m
(d) 19.25 sq.m
Ans. (a)
9. Mr. Shah decided to walk down the escalator of a
tube station. He
found that if he walks down 26 steps, he requires 30
seconds to
reach the bottom. However, if he steps down 34 stairs
he would only
require 18 seconds to get to the bottom. If the time
is measured from
the moment the top step begins to descend to the
time he steps off
the last step at the bottom, find out the height of
the stair way in
steps?
Ans.46 steps.
10. The average age of 10 members of a committee is
the same as it was
4 years ago, because an old member has been replaced
by a young
member. Find how much younger is the new member ?
Ans.40 years.
11. Three containers A, B and C have volumes a, b, and
c respectively;
and container A is full of water while the other two
are empty. If
from container A water is poured into container B
which becomes 1/3
full, and into container C which becomes 1/2 full, how
much water is
left in container A?
12. ABCE is an isosceles trapezoid and ACDE is a
rectangle. AB = 10
and EC = 20. What is the length of AE?
Ans. AE = 10.
13. In the given figure, PA and PB are tangents to the
circle at A and
B respectively and the chord BC is parallel to
tangent PA. If AC = 6
cm, and length of the tangent AP is 9 cm, then what
is the length of
the chord BC?
Ans. BC = 4 cm.
15 Three cards are drawn at random from an ordinary
pack of cards.
Find the probability that they will consist of a king,
a queen and an ace.
Ans. 64/2210.
16. A number of cats got together and decided to kill
between them
999919 mice. Every cat killed an equal number of
mice. Each cat
killed more mice than there were cats. How many cats
do you think
there were ?
Ans. 991.
17. If Log2 x - 5 Log x + 6 = 0, then what would the
value / values of
x be?
Ans. x = e2 or e3.
18. The square of a two digit number is divided by
half the number.
After 36 is added to the quotient, this sum is then
divided by 2.
The digits of the resulting number are the same as
those in the
original number, but they are in reverse order. The
ten's place of
the original number is equal to twice the difference
between its
digits. What is the number?
Ans. 46
19.Can you tender a one rupee note in such a manner
that there shall
be total 50 coins but none of them would be 2 paise
coins.?
Ans. 45 one paisa coins, 2 five paise coins, 2 ten
paise coins, and 1
twenty-five paise coins.
20.A monkey starts climbing up a tree 20ft. tall. Each
hour, it hops
3ft. and slips back 2ft. How much time would it take
the monkey to
reach the top?
Ans.18 hours.
21. What is the missing number in this series? 8 2
14 6 11 ? 14 6 18 12
Ans. 9
22. A certain type of mixture is prepared by mixing
brand A at Rs.9 a
kg. with brand B at Rs.4 a kg. If the mixture is worth
Rs.7 a kg., how
many kgs. of brand A are needed to make 40kgs. of
the mixture?
Ans. Brand A needed is 24kgs.
23. A wizard named Nepo says "I am only three times my
son's age. My
father is 40 years more than twice my age. Together
the three of us
are a mere 1240 years old." How old is Nepo?
Ans. 360 years old.
24. One dog tells the other that there are two dogs in
front of me.
The other one also shouts that he too had two behind
him. How many are
they?
Ans. Three.
25. A man ate 100 bananas in five days, each day
eating 6 more than
the previous day. How many bananas did he eat on the
first day?
Ans. Eight.
26. If it takes five minutes to boil one egg, how long
will it take to
boil four eggs?
Ans. Five minutes.
27. The minute hand of a clock overtakes the hour hand
at intervals of
64 minutes of correct time. How much a day does the
clock gain or lose?
Ans. 32 8/11 minutes.
28. Solve for x and y: 1/x - 1/y = 1/3, 1/x2 + 1/y2
= 5/9.
Ans. x = 3/2 or -3 and y = 3 or -3/2.
29. Daal is now being sold at Rs. 20 a kg. During last
month its rate
was Rs. 16 per kg. By how much percent should a family
reduce its
consumption so as to keep the expenditure fixed?
Ans. 20 %.
30. Find the least value of 3x + 4y if x2y3 = 6.
Ans. 10.
31. Can you find out what day of the week was January
12, 1979?
Ans. Friday.
32. A garrison of 3300 men has provisions for 32 days,
when given at a
rate of 850 grams per head. At the end of 7 days a
reinforcement
arrives and it was found that now the provisions will
last 8 days
less, when given at the rate of 825 grams per head.
How, many more men
can it feed?
Ans. 1700 men.
33. From 5 different green balls, four different blue
balls and three
different red balls, how many combinations of balls
can be chosen
taking at least one green and one blue ball?
Ans. 3720.
34. Three pipes, A, B, & C are attached to a tank. A &
B can fill it
in 20 & 30 minutes respectively while C can empty it
in 15 minutes.
If A, B & C are kept open successively for 1 minute
each, how soon
will the tank be filled?
Ans. 167 minutes.
35. A person walking 5/6 of his usual rate is 40
minutes late. What is
his usual time? Ans. 3 hours 20 minutes.

36.For a motorist there are three ways going from City
A to City C. By
way of bridge the distance is 20 miles and toll is
$0.75. A tunnel
between the two cities is a distance of 10 miles and
toll is $1.00 for
the vehicle and driver and $0.10 for each passenger. A
two-lane
highway without toll goes east for 30 miles to city B
and then 20
miles in a northwest direction to City C.


1. Which is the shortest route from B to C

(a) Directly on toll free highway to City C
(b) The bridge
© The Tunnel
(d) The bridge or the tunnel
(e) The bridge only if traffic is heavy on the toll
free highway
Ans. (a)
2. The most economical way of going from City A to
City B, in terms of
toll and distance is to use the
(a) tunnel
(b) bridge
© bridge or tunnel
(d) toll free highway
(e) bridge and highway
Ans. (a)
3. Jim usually drives alone from City C to City A
every working day.
His firm deducts a percentage of employee pay for
lateness. Which
factor would most influence his choice of the bridge
or the tunnel ?
(a) Whether his wife goes with him
(b) scenic beauty on the route
© Traffic conditions on the road, bridge and tunnel
(d) saving $0.25 in tolls
(e) price of gasoline consumed in covering additional
10 miles on the
bridge
Ans. (a)
4. In choosing between the use of the bridge and the
tunnel the chief
factor(s) would be:
I. Traffic and road conditions
II. Number of passengers in the car
III. Location of one's homes in the center or
outskirts of one of the
cities
IV. Desire to save $0.25
(a) I only
(b) II only
© II and III only
(d) III and IV only
(e) I and II only
Ans. (a)
37.The letters A, B, C, D, E, F and G, not necessarily
in that order,
stand for seven consecutive integers from 1 to 10
D is 3 less than A
B is the middle term
F is as much less than B as C is greater than D
G is greater than F
1. The fifth integer is
(a) A
(b) C
© D
(d) E
(e) F
Ans. (a)
2. A is as much greater than F as which integer is
less than G
(a) A
(b) B
© C
(d) D
(e) E
Ans. (a)
3. If A = 7, the sum of E and G is
(a) 8
(b) 10
© 12
(d) 14
(e) 16
Ans. (a)
4. A - F = ?
(a) 1
(b) 2
© 3
(d) 4
(e) Cannot be determined
Ans. (a)
5. An integer T is as much greater than C as C is
greater than E. T
can be written as A + E. What is D?
(a) 2
(b) 3
© 4
(d) 5
(e) Cannot be determined
Ans. (a)
6. The greatest possible value of C is how much
greater than the
smallest possible value of D?
(a) 2
(b) 3
© 4
(d) 5
(e) 6
Ans. (a)
38.
1. All G's are H's
2. All G's are J's or K's
3. All J's and K's are G's
4. All L's are K's
5. All N's are M's
6. No M's are G's
1. If no P's are K's, which of the following must be
true?
(a) All P's are J's
(b) No P is a G
© No P is an H
(d) If any P is an H it is a G
(e) If any P is a G it is a J
Ans. (a)
2. Which of the following can be logically deduced
from the conditions
stated?
(a) No M's are H's
(b) No M's that are not N's are H's
© No H's are M's
(d) Some M's are H's
(e) All M's are H's
Ans. (a)
3. Which of the following is inconsistent with one or
more of the
conditions?
(a) All H's are G's
(b) All H's that are not G's are M's
© Some H's are both M's and G's
(d) No M's are H's
(e) All M's are H's
Ans. (a)
4. The statement "No L's are J's" is
I. Logically deducible from the conditions stated
II. Consistent with but not deducible from the
conditions stated
III. Deducible from the stated conditions together
with the additional
statement "No J's are K's"
(a) I only
(b) II only
© III only
(d) II and III only
(e) Neither I, II nor III
Ans. (a)
39.In country X, democratic, conservative and justice
parties have
fought three civil wars in twenty years. TO restore
stability an
agreement is reached to rotate the top offices
President, Prime
Minister and Army Chief among the parties so that each
party controls
one and only one office at all times. The three top
office holders
must each have two deputies, one from each of the
other parties. Each
deputy must choose a staff composed of equally members
of his or her
chiefs party and member of the third party.
1. When Justice party holds one of the top offices,
which of the
following cannot be true
(a) Some of the staff members within that office are
justice party members
(b) Some of the staff members within that office are
democratic party
members
© Two of the deputies within the other offices are
justice party members
(d) Two of the deputies within the other offices are
conservative
party members
(e) Some of the staff members within the other offices
are justice
party members.
Ans. (a)
2. When the democratic party holds presidency, the
staff of the prime
minister's deputies are composed
I. One-fourth of democratic party members
II. One-half of justice party members and one-fourth
of conservative
party members
III. One-half of conservative party members and
one-fourth of justice
party members.
(a) I only
(b) I and II only
© II or III but not both
(d) I and II or I and III
(e) None of these
Ans. (a)
3. Which of the following is allowable under the rules
as stated:
(a) More than half of the staff within a given office
belonging to a
single party
(b) Half of the staff within a given office belonging
to a single party
© Any person having a member of the same party as
his or her
immediate superior
(d) Half the total number of staff members in all
three offices
belonging to a single party
(e) Half the staff members in a given office belonging
to parties
different from the party of the top office holder in
that office.
Ans. (a)
4. The office of the Army Chief passes from
Conservative to Justice
party. Which of the following must be fired.
(a) The democratic deputy and all staff members
belonging to Justice party
(b) Justice party deputy and all his or hers staff
members
© Justice party deputy and half of his Conservative
staff members in
the chief of staff office
(d) The Conservative deputy and all of his or her
staff members
belonging to Conservative party
(e) No deputies and all staff members belonging to
conservative parties.
Ans. (a)
40.In recommendations to the board of trustees a
tuition increase of
$500 per year, the president of the university said
"There were no
student demonstrations over the previous increases of
$300 last year
and $200 the year before". If the president's
statement is accurate
then which of the following can be validly inferred
from the
information given:
I. Most students in previous years felt that the
increases were
justified because of increased operating costs.
II. Student apathy was responsible for the failure of
students to
protest the previous tuition increases.
III. Students are not likely to demonstrate over new
tuition increases.
(a) I only
(b) II only
© I or II but not both
(d) I, II and III
(e) None
Ans. (a)
41. The office staff of XYZ corporation presently
consists of three
bookeepers--A, B, C and 5 secretaries D, E, F, G, H.
The management is
planning to open a new office in another city using 2
bookeepers and 3
secretaries of the present staff . To do so they plan
to seperate
certain individuals who don't function well together.
The following
guidelines were established to set up the new office
I. Bookeepers A and C are constantly finding fault
with one another
and should not be sent together to the new office as a
team
II. C and E function well alone but not as a team ,
they should be
seperated
III. D and G have not been on speaking terms and
shouldn't go together
IV Since D and F have been competing for promotion
they shouldn't be a
team
1.If A is to be moved as one of the bookeepers,which
of the following
cannot be a possible working unit.
A.ABDEH
B.ABDGH
C.ABEFH
D.ABEGH
Ans.B
2.If C and F are moved to the new office,how many
combinations are
possible
A.1
B.2
C.3
D.4
Ans.A
3.If C is sent to the new office,which member of the
staff cannot go
with C
A.B
B.D
C.F
D.G
Ans.B
4.Under the guidelines developed,which of the
following must go to the
new office
A.B
B.D
C.E
D.G
Ans.A
5.If D goes to the new office,which of the following
is/are true
I.C cannot go
II.A cannot go
III.H must also go
A.I only
B.II only
C.I and II only
D.I and III only
Ans.D
42.After months of talent searching for an
administrative assistant to
the president of the college the field of applicants
has been narrowed
down to 5--A, B, C, D, E .It was announced that the
finalist would be
chosen after a series of all-day group personal
interviews were
held.The examining committee agreed upon the following
procedure
I.The interviews will be held once a week
II.3 candidates will appear at any all-day interview
session
III.Each candidate will appear at least once
IV.If it becomes necessary to call applicants for
additonal
interviews, no more 1 such applicant should be asked
to appear the
next week
V.Because of a detail in the written applications,it
was agreed that
whenever candidate B appears, A should also be
present.
VI.Because of travel difficulties it was agreed that C
will appear for
only 1 interview.
1.At the first interview the following candidates
appear A,B,D.Which
of the follwing combinations can be called for the
interview to be
held next week.
A.BCD
B.CDE
C.ABE
D.ABC
Ans.B