## Mathematics NECO exam past questions and answers

Here they are;

What is the value of π (pi)?

a) 3.14

b) 2.71

c) 1.62

d) 4.20

Answer: a) 3.14

Which of the following is a prime number?

a) 6

b) 15

c) 11

d) 8

Answer: c) 11

Solve for x: 2x + 5 = 15

a) 5

b) 10

c) 7.5

d) 6

Answer: b) 10

What is the square root of 144?

a) 10

b) 12

c) 15

d) 8

Answer: b) 12

If a triangle has angles of 30°, 60°, and 90°, what type of triangle is it?

a) Equilateral

b) Isosceles

c) Scalene

d) Right-angled

Answer: d) Right-angled

What is the value of 5! (5 factorial)?

a) 20

b) 120

c) 60

d) 24

Answer: b) 120

If a rectangle has a length of 8 units and a width of 5 units, what is its perimeter?

a) 13

b) 16

c) 26

d) 36

Answer: c) 26

Express 20% as a decimal.

a) 0.2

b) 0.02

c) 0.2

d) 2

Answer: a) 0.2

What is the area of a circle with radius 6 units? (Use π = 3.14)

a) 18.84 square units

b) 36 square units

c) 113.04 square units

d) 12.56 square units

Answer: c) 113.04 square units

If a = 3 and b = 4, what is the value of a^2 + b^2a

2

+b

2

?

a) 5

b) 7

c) 9

d) 25

Answer: d) 25

What is the sum of the interior angles of a hexagon?

a) 120°

b) 180°

c) 360°

d) 720°

Answer: c) 360°

If a box contains 24 chocolates and you take 3 out, what percentage have you taken?

a) 12.5%

b) 15%

c) 20%

d) 10%

Answer: c) 20%

Simplify: 2/5 \times 5/82/5×5/8

a) 1/4

b) 1/2

c) 5/8

d) 4/5

Answer: a) 1/4

If a car travels at a speed of 60 km/h, how far will it travel in 4 hours?

a) 120 km

b) 160 km

c) 240 km

d) 180 km

Answer: c) 240 km

What is the median of the set: 2, 4, 6, 8, 10?

a) 6

b) 7

c) 8

d) 10

Answer: c) 8

If the sum of two numbers is 15, and one number is 8, what is the other number?

a) 5

b) 7

c) 15

d) 23

Answer: a) 5

What is the perimeter of a square with a side length of 9 units?

a) 27 units

b) 36 units

c) 45 units

d) 81 units

Answer: b) 36 units

If a clock shows 3:45, what is the angle between the hour and minute hands?

a) 45°

b) 90°

c) 135°

d) 180°

Answer: c) 135°

What is the value of 3^43

4

(3 raised to the power of 4)?

a) 12

b) 27

c) 81

d) 64

Answer: c) 81

If a rectangle has a length of 12 units and a diagonal of 15 units, what is its width?

a) 9 units

b) 12 units

c) 3 units

d) 6 units

Answer: a) 9 units

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