Explore topic-wise MCQs in Aptitude.

This section includes 714 Mcqs, each offering curated multiple-choice questions to sharpen your Aptitude knowledge and support exam preparation. Choose a topic below to get started.

51.

If x : y = 3 : 2, then the ratio 2x2 + 3y2 : 3x2 2y2 is equal to :

A. 12 : 5
B. 6 : 5
C. 30 : 19
D. 5 : 3
Answer» D. 5 : 3
Discussion
52.

94 is divided into two parts in such a way that the fifth part of the first and the eighth part
of the second are in the ratio 3 : 4. The first part is :

A. 30
B. 36
C. 40
D. 28
Answer» B. 36
Discussion
53.

If A : B : C = 2 : 3 : 4, then ratio
A
 :
B
 :
C
 is equal to
BCA
A. 8 : 9 : 16
B. 8 : 9 : 12
C. 8 : 9 : 24
D. 4 : 9 : 16
Answer» D. 4 : 9 : 16
Discussion
54.

If A : B =
1
 :
3
, B : C =
1
 :
5
2839
and C : D =
5
 :
3
 then the ratio A : B : C : D is
64
A. 6 : 4 : 8 : 10
B. 6 : 8 : 9 : 10
C. 8 : 6 : 10 : 9
D. 4 : 6 : 8 : 10
Answer» D. 4 : 6 : 8 : 10
Discussion
55.

If x : y = 2 : 1, then (x2 y2) : (x2 + y2) is

A. 3 : 5
B. 5 : 3
C. 4 : 5
D. 5 : 6
Answer» B. 5 : 3
Discussion
56.

If 78 is divided into three parts which are in the ratio
1 :
1
 :
1
, the middle part is
36
A. 13
Answer» D.
Discussion
57.

If x : y = 5 : 6, then (3x2 2y2) : (y2 x2) is

A. 7 : 6
B. 11 : 3
C. 3 : 11
D. 6 : 7
Answer» D. 6 : 7
Discussion
58.

The ratio of the length of a school ground to its width is 5 : 2. If the width is 40 m, then the
length is

A. 200 m
B. 100 m
C. 50 m
D. 80 m
Answer» C. 50 m
Discussion
59.

The ratio of 252.5 : 53 is same as

A. 5 : 3
B. 5 : 6
C. 1 : 25
D. 25 : 1
Answer» E.
Discussion
60.

If (x3 y3) : (x2 +xy +y2) = 5 : 1
and (x2 y2) : (x y) = 7 : 1, then the ratio 2x : 3y equals

A. 4 : 1
B. 2 : 3
C. 4 : 3
D. 3 : 2
Answer» B. 2 : 3
Discussion
61.

If x runs are scored by A, y runs by B and z runs by C, then x : y = y : z = 3 : 2. If total
number of runs scored by A, B and C is 342, the runs scored by each would be respectively

A. 144, 96, 64
B. 162, 108, 72
C. 180, 120, 80
D. 189, 126, 84
Answer» C. 180, 120, 80
Discussion
62.

If 2r = h + r2 + h2 then the ratio r : h (r 0) is

A. 1 : 2
B. 2 : 3
C. 4 : 3
D. 3 : 5
Answer» D. 3 : 5
Discussion
63.

If 177 is divided into 3 parts in the ratio
1
 :
2
 :
4
 ,
235
then the second part is

A. 75
B. 45
C. 72
D. 60
Answer» E.
Discussion
64.

If A : B =
1
 :
1
 , B : C =
1
 :
1
2353
then (A + B) : (B + C) is equal to

A. 5 : 8
B. 9 : 10
C. 15 : 16
D. 6 : 15
Answer» D. 6 : 15
Discussion
65.

A and B together have Rs. 6300. If
5
th of
27

A s amount is equal to
2
th of B s amount.
5
The amount of B is

A. Rs. 2500
B. Rs. 3800
C. Rs. 2300
D. Rs. 4000
Answer» B. Rs. 3800
Discussion
66.

Two numbers are in the ratio 1
1
 : 2
2
,
23

when each of these is increased by 15, they are in the ratio
1
2
 : 2
1
. The greater of the numbers
32
A. 27
B. 36
C. 48
D. 64
Answer» D. 64
Discussion
67.

There is a ratio of 5 : 4 between two numbers. If 40 per cent of the first is 12, then 50% of the
second number is

A. 12
B. 24
C. 18
D. 20
Answer» B. 24
Discussion
68.

What number should be subtracted from both terms of the ratio 15 : 19 in order to make it
3 : 4 ?

A. 9
B. 6
C. 5
D. 3
Answer» E.
Discussion
69.

Rs. 782 is divided into three parts in the ratio
1
 :
2
 :
3
 , the first part is
234
A. Rs. 182
B. Rs. 204
C. Rs. 190
D. Rs. 196
Answer» C. Rs. 190
Discussion
70.

The reciprocals of the squares of the numbers
1
1
 and 1
1
. are in the ratio
23
A. 64 : 81
B. 8 : 9
C. 81 : 64
D. 9 : 85
Answer» B. 8 : 9
Discussion
71.

Four years ago, the ratio of the age of A and B was 2 : 3 and after four years it will become
5 : 7. Find their present age.

A. 36 years and 40 years
B. 32 years and 48 years
C. 40 years and 56 years
D. 36 years and 52 years
Answer» E.
Discussion
72.

The ratio of present age of two brothers is 1 : 2 and 5 years back the ratio was 1 : 3. What
will be the ratio of their age after 5 years ?

A. 1 : 4
B. 2 : 3
C. 3 : 5
D. 5 : 6
Answer» D. 5 : 6
Discussion
73.

Eighteen years ago, the ratio of A s age to B s age was 8 : 13. Their present ratios are 5 : 7.
What is the present age of A ?

A. 60 years
B. 70 years
C. 50 years
D. 40 years
Answer» D. 40 years
Discussion
74.

The ratio of the ages of A and B at present is 3:1. Four years earlier the ratio was 4:1. The
present age of A is

A. 48 years
B. 40 years
C. 36 years
D. 32 years
Answer» D. 32 years
Discussion
75.

If 4 years ago the ratio between the ages of P and Q was 5 : 6 and the sum of their ages at
present is 52 years, what is the ratio of their present ages ?

A. 5 : 6
B. 6 : 7
C. 7 : 8
D. 4 : 5
Answer» C. 7 : 8
Discussion
76.

Four numbers are in the ratio 1 : 2 : 3 : 4. Their sum is 16. The sum of the first and fourth
number is equal to :

A. 5
B. 8
C. 10
D. 80
Answer» C. 10
Discussion
77.

Three numbers are in the ratio
1
 :
2
 :
3
 .
234
The difference between the greatest and the smallest number is 36. The numbers are

A. 72, 84, 108
B. 60, 72, 96
C. 72, 84, 96
D. 72, 96, 108
Answer» E.
Discussion
78.

If the sum of two quantities is equal to three times their difference, then the ratio of the two
quantities is

A. 1 : 3
B. 3 : 1
C. 2 : 1
D. 2 : 3
Answer» D. 2 : 3
Discussion
79.

The sum of three numbers is 116. The ratio of second to the third is 9 : 16 and the first to
the third is 1 : 4. The second number is

A. 30
B. 32
C. 34
D. 36
Answer» E.
Discussion
80.

If p : q : r = 1 : 2 : 4, then 5p2 + q2 + r2 is equal to

A. 5
B. 2q
C. 5p
D. 4r
Answer» D. 4r
Discussion
81.

If W1 : W2 = 2 : 3 and W1 : W3 = 1 : 2 then W2 : W3 is

A. 3 : 4
B. 4 : 3
C. 2 : 3
D. 4 : 5
Answer» B. 4 : 3
Discussion
82.

The mean proportional between (3 + 2) and (12 32) is

A.
B. 2
C. 6
Answer» C. 6
Discussion
83.

6200 divided into three parts proportional to
1
 :
1
 :
1
235
are respectively

A. 3000, 2000, 1200
B. 3500, 1500, 1200
C. 2500, 2000, 1700
D. 2200, 3000, 1000
Answer» B. 3500, 1500, 1200
Discussion
84.

If a : b =
2
 :
1
,
93

b : c =
2
 :
5
 and
714

d : c =
7
 :
3
 then a : b : c : d is
105
A. 4 : 6 : 7 : 9
B. 16 : 24 : 30 : 35
C. 8 : 12 : 15 : 7
D. 30 : 35 : 24 : 16
Answer» C. 8 : 12 : 15 : 7
Discussion
85.

The ratio 21.5 : 20.5 is the same as :

A. 2 : 1
B. 3 : 1
C. 6 : 1
D. 3 : 2
Answer» B. 3 : 1
Discussion
86.

If x : y = 3 : 1, then x3 y3 : x3 + y3 = ?

A. 13 : 14
B. 14 : 13
C. 10 : 11
D. 11 : 10
Answer» B. 14 : 13
Discussion
87.

If x =
1
y and y =
1
z
32
then x : y : z, is equal to :

A. 3 : 2 : 1
B. 1 : 2 : 6
C. 1 : 3 : 6
D. 2 : 4 : 6
Answer» D. 2 : 4 : 6
Discussion
88.

Two number are in the ratio of 2 : 3. If 9 is added to each number, they will be in the ratio 3 : 4. What is the product of the two numbers ?

A. 360
B. 480
C. 486
D. 512
Answer» D. 512
Discussion
89.

5625 are divided among A, B and C so that A receives 1/2 as much as B and C together receive and B receives 1/4 as much as A and C together receive. Find the sum of shares of A and B.

A. 5000
B. 3000
C. 15000
D. 9000
Answer» C. 15000
Discussion
90.

The ratio of 1st and 2nd classes train fairs between two stations is 3 : 1 and that of the number of passengers travelling between these stations by 1st and 2nd classes is 1 : 50. If on a particular day, 2650 be collected from the passengers travelling between these stations, then find the amount collected from 2nd class passengers.

A. 3000
B. 3500
C. 2800
D. 2500
Answer» E.
Discussion
91.

Two equals glasses are respectively 1/3 and 1/4 full of milk. They are then filled up with water and the contents mixed in a tumbler, The ratio of milk and water in the tumbler is ?

A. 7 : 5
B. 7 : 17
C. 3 : 7
D. 11 : 23
Answer» C. 3 : 7
Discussion
92.

710 were divided among A, B and C in such a way that A had 40 more than B and C had 30 more than A. How much was C's share?

A. 270
B. 300
C. 135
D. 235
Answer» B. 300
Discussion
93.

Weekly income of two persons are in the ratio of 7 : 3 and their weekly expenses are in the ratio of 5 : 2. If each of them saves 300 per week, then the weekly income of the first person is ?

A. 7500
B. 4500
C. 6300
D. 5400
Answer» D. 5400
Discussion
94.

Amit and Sudesh have invested in the ratio of 4 : 7. If both invested a total amount of 49500, then find the investment of Sudesh?

A. 31500
B. 1800
C. 31000
D. 18500
Answer» B. 1800
Discussion
95.

A bag contains 1, 50 paise and 25 paise coins in the ratio of 8 : 9 : 11. If the total money in the bag is 366, then find the number of 25 paise coins ?

A. 264
B. 364
C. 241
D. 245
Answer» B. 364
Discussion
96.

One - half of a certain number is equal to 65% of the 2nd number. Find the ratio of 1st to 2nd number.

A. 10 : 13
B. 8 : 13
C. 13 : 8
D. 13 : 10
Answer» E.
Discussion
97.

In a certain school, the ratio of boys to girls is 7 : 5. If there are 2400 students in the school, then how many girls are there in the school ?

A. 500
B. 700
C. 800
D. 1000
Answer» E.
Discussion
98.

If a + b : b + c : c + a = 6 : 7 : 8 and a + b + c = 14, then find c ?

A. 6
B. 7
C. 8
D. 10
Answer» E.
Discussion
99.

If sum of 1664 is divided between P and Q in the ratio of 1/3 : 1/5, then find P's share ?

A. 1085
B. 1015
C. 1090
D. 1040
Answer» E.
Discussion
100.

The ratio between two number is 3 : 4. if each number is increased by 3, the ratio becomes 4 : 5. Find the differences between the numbers.

A. 3
B. 9
C. 2
D. 7
Answer» B. 9
Discussion