Explore topic-wise MCQs in Quantitative Aptitude.

This section includes 171 Mcqs, each offering curated multiple-choice questions to sharpen your Quantitative Aptitude knowledge and support exam preparation. Choose a topic below to get started.

101.

Hari can run 200m in 54 seconds and Jadu in 60 seconds. Hari beats Jadu by

A. 15 m
B. 18 m
C. 20 m
D. 23 m
Answer» D. 23 m
102.

In a 1000 m race, the ratio of the speeds of A and B is 2:3 . A has a start of 600 m . A wins by

A. 320 m
B. 325 m
C. 350 m
D. 400 m
Answer» E.
103.

In a 100m race, A can give B 10 m and c 37 m. In the same race, B can give C

A. 30 m
B. 35 m
C. 38 m
D. 40 m
Answer» B. 35 m
104.

A can run 20m while B runs 25m. In a 2 km race B beats A by

A. 375 m
B. 385 m
C. 400 m
D. 425 m
Answer» D. 425 m
105.

In the given figure, AOB is a diameter of the circle and CD || AB. If ?CAB = 250, then ?CAD = ?

A. 250
B. 400
C. 450
D. 600
Answer» C. 450
106.

An angle is 100 more than its complement. The measure of the angle is

A. 400
B. 450
C. 500
D. 650
Answer» D. 650
107.

An angle is 300 less than its supplement. The measure of the angle is

A. 250
B. 450
C. 750
D. 900
Answer» D. 900
108.

The lengths of the diagonals of a rhombus are 24 cm and 18 cm respectively. The length of each side of the rhombus is

A. 10 cm
B. 15 cm
C. 18 cm
D. 23 cm
Answer» C. 18 cm
109.

In ? ABC, ?A + ?B = 550 and ?B + ?C = 1500, then ?B = ?

A. 250
B. 300
C. 450
D. 500
Answer» B. 300
110.

The angles of a traingle are in the ratio 3 : 4 : 5. The measure of the bigger angle is

A. 450
B. 600
C. 750
D. 900
Answer» D. 900
111.

Two poles of heights 5 m and 10 m stand vertically on a plane ground. If the distance between their feet is 12 m, what is the distance between their tops ?

A. 13 cm
B. 16 cm
C. 19 cm
D. 22 cm
Answer» B. 16 cm
112.

In a cyclic squad ABCD, ?A = 700, then ?C = ?

A. 600
B. 900
C. 1050
D. 1100
Answer» E.
113.

If ? PQR is an isosceles triangle with ?R = 900 and RQ = 6 cm, then PQ = ?

A. 4v2 cm
B. 6v2 cm
C. 7v2 cm
D. 9v2 cm
Answer» C. 7v2 cm
114.

In the given figure, AOB is a straight line, ?AOC = (5x + 10)0, ?BOC = (3x - 22)0, the value of x is

A. 240
B. 270
C. 350
D. 380
Answer» B. 270
115.

In the given figure, ?AOD = 900. What is the measure of ?COB.

A. 450
B. 900
C. 1050
D. 1800
Answer» C. 1050
116.

In the given figure, l1 || l2 and ?A = 700, then ?C = ?

A. 600
B. 900
C. 1100
D. 1250
Answer» D. 1250
117.

How many angles are made by 5 rays shown in the figure ?

A. 5
B. 7
C. 10
D. 12
Answer» D. 12
118.

An angle is 200 more than its complement. The measure of an angle is

A. 550
B. 650
C. 700
D. 730
Answer» B. 650
119.

Two supplementary angles are in the ratio 2 : 4. The smaller angle measures

A. 450
B. 600
C. 750
D. 900
Answer» C. 750
120.

In the given figure, straight lines AB and CD intersect at O. If ?x = 3?y, then ?y = ?

A. 200
B. 400
C. 450
D. 600
Answer» D. 600
121.

An angle is two-third of its supplement. The measure of the angle is

A. 300
B. 450
C. 580
D. 720
Answer» E.
122.

In a ? ABC, if 2?A = 3?B = 6?c, then ?A = ?

A. 450
B. 900
C. 1100
D. 1450
Answer» C. 1100
123.

A chord AB of length 20 cm is at a distance of 4 cm from the center O of a circle. The radius of the circle is

A. 2v21 cm
B. 2v29 cm
C. 3v12 cm
D. 3v31 cm
Answer» C. 3v12 cm
124.

The supplement of 800 is

A. 600
B. 750
C. 900
D. 1000
Answer» E.
125.

In ? ABC, AB = AC, ?A = x0, ?B = (x - 15)0, then what is the value of x

A. 450
B. 600
C. 700
D. 1200
Answer» D. 1200
126.

The sum of all angles around a point is

A. 00
B. 1800
C. 2700
D. 3600
Answer» E.
127.

In the given figure, what is the value of y, if 3x = 5y

A. 52.50
B. 59.50
C. 67.50
D. 72.50
Answer» D. 72.50
128.

The perimeters of two simillar triangles ? ABC and ? PQR are 36 cm and 24 cm respectively. If PQ = 10 cm then AB = ?

A. 15 cm
B. 30 cm
C. 45 cm
D. 90 cm
Answer» B. 30 cm
129.

The angles of a traingle are 4x0, (2x - 9)0 and (7x - 6)0. The value of x is

A. 150
B. 300
C. 450
D. 600
Answer» B. 300
130.

? ABC is right angled at B. If AB = 10 cm, BC = 5 cm then AC = ?

A. 3v2 cm
B. 3v5 cm
C. 5v5 cm
D. 5v7 cm
Answer» D. 5v7 cm
131.

If an angle is its own complementary angle, then its measure is

A. 300
B. 450
C. 750
D. 900
Answer» C. 750
132.

Three-fifth of the square of a certain number is 126.15. What is the number

A. 13.7
B. 14.5
C. 14.9
D. 15.2
Answer» C. 14.9
133.

Number of digits in the square root of 625686734489 is

A. 5
B. 6
C. 8
D. 9
Answer» C. 8
134.

What is the smallest number by which 6750 must be divided to make it a perfect cube ?

A. 2
B. 3
C. 4
D. 5
Answer» B. 3
135.

If a = v5 + v5 + v5 + __ a , then what is the value of a

A. 2.29
B. 3.19
C. 3.82
D. 4.10
Answer» B. 3.19
136.

What is the least number to be substructed from 235 to make it a perfect square ?

A. 7
B. 10
C. 15
D. 17
Answer» C. 15
137.

What is the least number to be added to 235 to make it a perfect square ?

A. 14
B. 15
C. 17
D. 21
Answer» E.
138.

The average of 6 numbers is 30. If the average of first four is 25 and that of last three is 40, the fourth number is ?

A. 30
B. 35
C. 40
D. 45
Answer» D. 45
139.

If the average of x numbers is y2 and that of y number is x2, then the average of (x+y) number is

A. x + y
B. xy2
C. xy
D. (xy)2
Answer» D. (xy)2
140.

The average of five numbers is 26. If one number is excluded, the average become 28. Find the excluded number.

A. 14
B. 15
C. 17
D. 18
Answer» E.
141.

The average temperature for Sunday, Monday and Tuesday was 35?C. The average temperature for Monday, Tuesday and Wednessday was 36?C. If the temperature on Wednessday be 37?C, find the temperature on Sunday ?

A. 33?
B. 34?
C. 35?
D. 36?
Answer» C. 35?
142.

The average of marks in English for ten students was found to be 45. Later on, it was discovered that in case of one student, the marks 46 were misread as 64. The correct averaage is

A. 43.2
B. 45.5
C. 49.3
D. 53.2
Answer» B. 45.5
143.

In an examination, a student's average marks were 55 per paper. If he had obtained 10 more marks for his Maths paper and 2 more marks for his Biology paper, his average per paper would have 57. How many papers were there in the examination.

A. 5
B. 6
C. 7
D. 8
Answer» C. 7
144.

The average of five consecutive natural numbers is m. If the next three natural numbers are also included, how much more than m will the average of these 8 numbers be ?

A. 1.5
B. 1.7
C. 1.8
D. 2.1
Answer» B. 1.7
145.

The average height of the students in a class of 12 is 110 cm. If 18 more students with an average height of 115 cm join the class, what will be the new average height be ?

A. 92 cm
B. 95 cm
C. 102 cm
D. 113 cm
Answer» E.
146.

A man bought 4 shirts at Rs. 400 each, 4 pents at Rs. 300 each and 5 pairs of shoes at Rs. 500 each. What is the average expenditure per article ?

A. Rs. 500
B. Rs. 600
C. Rs. 700
D. Rs. 850
Answer» C. Rs. 700
147.

The average age of three boys is 16 years. If their ages are in the ratio 4:5:7, then the age of youngest boy is

A. 10 years
B. 12 years
C. 14 years
D. 15 years
Answer» C. 14 years
148.

If the total monthly income of 16 persons is Rs. 80800 and income of one of them is 120% of the average income, then his income is

A. Rs. 5030
B. Rs. 5075
C. Rs. 6060
D. Rs. 7025
Answer» D. Rs. 7025
149.

The mean of 100 items was found to be 30. If at the time of calculation, two items were wrongly taken as 32 and 12 instead of 23 and 11, the correct mean is

A. 29.90
B. 31.32
C. 32.50
D. 33.45
Answer» B. 31.32
150.

The average of first 5 multiples of 5 is

A. 10
B. 15
C. 20
D. 25
Answer» C. 20