# Mathematical Aptitude MCQs with Answers

Mathematical Aptitude MCQs are very important test and often asked by various testing services and competitive exams around the world. Here you will find all the Important Mathematical Aptitude MCQs for Preparation.

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## Mathematical Aptitude Online MCQs with Answers

What is the value of 2 + 2?
a) 2
b) 3
c) 4
d) 5

c) 4

Solve the equation 3x + 5 = 20.
a) x = 3
b) x = 5
c) x = 6
d) x = 7

c) x = 6

What is the square root of 64?
a) 4
b) 6
c) 8
d) 10

c) 8

Simplify: (2 + 3) × 4 – 5.
a) 7
b) 13
c) 23
d) 27

b) 13

If a = 4 and b = 7, what is the value of a^2 + b^2?
a) 15
b) 33
c) 49
d) 53

c) 49

Find the missing number in the sequence: 2, 5, 10, 17, __.
a) 24
b) 26
c) 30
d) 34

d) 34

The sum of three consecutive odd numbers is 63. What is the smallest number?
a) 19
b) 21
c) 23
d) 25

a) 19

If the ratio of boys to girls in a class is 3:5 and there are 48 students in total, how many boys are there?
a) 12
b) 15
c) 18
d) 20

a) 12

Solve the equation 2x – 7 = 5x + 3.
a) x = -2
b) x = -1
c) x = 0
d) x = 1

b) x = -1

What is 20% of 250?
a) 20
b) 50
c) 100
d) 200

b) 50

A car travels at a speed of 60 km/h. How far will it travel in 4 hours?
a) 120 km
b) 180 km
c) 240 km
d) 300 km

c) 240 km

Find the value of x in the equation 3x – 2 = 13.
a) 3
b) 5
c) 6
d) 8

c) 6

Simplify: 5(4 + 2) – 3.
a) 20
b) 22
c) 25
d) 30

b) 22

If a rectangle has a length of 8 cm and a width of 3 cm, what is its area?
a) 11 cm^2
b) 18 cm^2
c) 24 cm^2
d) 32 cm^2

b) 24 cm^2

What is the next prime number after 17?
a) 19
b) 21
c) 23
d) 27

a) 19

Solve the equation 2x + 7 = 3x – 1.
a) x = 8
b) x = 7
c) x = 6
d) x = 5

b) x = 7

A store is offering a 20% discount on a \$50 item. How much will the item cost after the discount?
a) \$10
b) \$20
c) \$30
d) \$40

c) \$40

Find the average of 12, 18, and 24.
a) 14
b) 16
c) 18
d) 20

b) 16

If 3x + 4 = 10, what is the value of x?
a) 2
b) 3
c) 4
d) 5

a) 2

Evaluate: 4^3 – 2^4.
a) 0
b) 8
c) 12
d) 16

d) 16

If a circle has a radius of 5 cm, what is its circumference?
a) 10π cm
b) 15π cm
c) 20π cm
d) 25π cm

c) 20π cm

Solve the equation 3(x – 2) = 15.
a) x = 3
b) x = 5
c) x = 6
d) x = 7

d) x = 7

The sum of two numbers is 40, and their difference is 12. What are the two numbers?
a) 14 and 26
b) 18 and 22
c) 20 and 30
d) 24 and 36

a) 14 and 26

A bag contains 5 red marbles and 8 blue marbles. If a marble is drawn at random, what is the probability of getting a blue marble?
a) 5/13
b) 8/13
c) 8/5
d) 13/5

b) 8/13

Simplify: 2(3x – 4) + 5(2x + 1).
a) 13x – 3
b) 13x + 3
c) 16x + 3
d) 16x – 3

a) 13x – 3

Find the missing number in the sequence: 8, 12, 18, 26, __.
a) 32
b) 36
c) 40
d) 46

c) 40

What is the value of 3! (3 factorial)?
a) 3
b) 6
c) 9
d) 12

b) 6

If a rectangle has a length of 12 cm and a width of 5 cm, what is its perimeter?
a) 22 cm
b) 34 cm
c) 42 cm
d) 60 cm

c) 34 cm

Solve the equation 2(x + 4) = 3(x – 1).
a) x = 6
b) x = 7
c) x = 8
d) x = 9

b) x = 7

If 5x – 3 = 22, what is the value of x?
a) 5
b) 6
c) 7
d) 8

c) 7

A box contains 25 apples. If 20% of the apples are rotten, how many apples are not rotten?
a) 5
b) 15
c) 20
d) 25

b) 15

Solve the equation 4(2x + 1) = 3(3x – 4).
a) x = 5
b) x = 6
c) x = 7
d) x = 8

a) x = 5

If a number is increased by 20% and then decreased by 10%, what is the overall percentage change?
a) 10%
b) 12%
c) 8%
d) 9%

c) 8%

The perimeter of a square is 36 cm. What is the length of one side?
a) 6 cm
b) 8 cm
c) 9 cm
d) 12 cm

a) 6 cm

Evaluate: (5^2 – 4^2) ÷ (5 – 4).
a) 1
b) 5
c) 9
d) 20

c) 9

Find the average of 5, 8, 10, 15, and 20.
a) 9
b) 12
c) 13
d) 15

c) 13

If a book originally costs \$80 and is discounted by 25%, what is the sale price?
a) \$20
b) \$40
c) \$60
d) \$75

c) \$60

Solve the equation 2x + 3 = 5x – 4.
a) x = 2
b) x = 3
c) x = 4
d) x = 5

b) x = 3

What is the value of 4^0?
a) 0
b) 1
c) 4
d) 16

b) 1

If a cone has a radius of 6 cm and a height of 8 cm, what is its volume?
a) 48π cm^3
b) 64π cm^3
c) 96π cm^3
d) 128π cm^3

b) 64π cm^3

Solve the equation 2(3x + 4) = 3(2x – 1).
a) x = 2
b) x = 3
c) x = 4
d) x = 5

c) x = 4

A bag contains 4 red marbles and 6 green marbles. If a marble is drawn at random, what is the probability of getting a green marble?
a) 2/5
b) 3/5
c) 4/5
d) 6/10

b) 3/5

Simplify: 3(2x + 5) – 2(3x – 4).
a) 5x + 23
b) 3x + 22
c) 5x + 22
d) 3x + 23

d) 3x + 23

Find the missing number in the sequence: 2, 4, 8, 16, __.
a) 24
b) 28
c) 32
d) 64

c) 32

What is the value of 2! + 3!?
a) 8
b) 11
c) 14
d) 16

b) 11

If a rectangle has an area of 48 cm^2 and a length of 8 cm, what is its width?
a) 3 cm
b) 4 cm
c) 6 cm
d) 12 cm

b) 6 cm

Solve the equation 5(x + 3) = 7(x – 2).
a) x = 9
b) x = 10
c) x = 11
d) x = 12

c) x = 11

If 2x – 5 = 7, what is the value of x?
a) 3
b) 4
c) 5
d) 6

b) 6

A container holds 1 liter of water. How many milliliters of water does it hold?
a) 10 ml
b) 100 ml
c) 500 ml
d) 1000 ml