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# Mathematics NABTEB exam past questions and answers

## Mathematics NABTEB exam past questions and answers

Here are 20 mathematics exam questions with options and answers:

Question: What is the value of π (pi)?

a) 3.14
b) 2.71
c) 1.62
d) 4.20

Answer: a) 3.14

Question: Solve the equation 2x + 5 = 15.

a) 5
b) 6
c) 7
d) 8

Answer: c) 7

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

a) Equilateral
b) Isosceles
c) Scalene
d) Right-angled

Answer: d) Right-angled

Question: What is the area of a rectangle with length 8 cm and width 5 cm?

a) 13 cm²
b) 35 cm²
c) 40 cm²
d) 56 cm²

Answer: c) 40 cm²

Question: If a = 4 and b = 7, what is the value of 3a + 2b?

a) 22
b) 27
c) 32
d) 37

Answer: b) 27

Question: Evaluate: \frac{12}{3} + 5
3
12
​
+5.

a) 9
b) 11
c) 17
d) 20

Answer: a) 9

Question: Find the circumference of a circle with radius 6 cm.

a) 12π cm
b) 18π cm
c) 24π cm
d) 36π cm

Answer: c) 24π cm

Question: What is the square root of 81?

a) 7
b) 8
c) 9
d) 10

Answer: c) 9

Question: Solve for x: 2x - 7 = 112x−7=11.

a) 3
b) 6
c) 9
d) 18

Answer: b) 6

Question: If a box has dimensions 4 cm by 6 cm by 3 cm, what is its volume?

a) 72 cm³
b) 96 cm³
c) 144 cm³
d) 216 cm³

Answer: a) 72 cm³

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

a) 120
b) 240
c) 480
d) 720

Answer: d) 720

Question: If the sum of two angles is 90° and one angle is 35°, what is the measure of the other angle?

a) 45°
b) 55°
c) 65°
d) 85°

Answer: a) 45°

Question: Express 0.75 as a fraction in lowest terms.

a) \frac{1}{2}
2
1
​

b) \frac{3}{4}
4
3
​

c) \frac{5}{8}
8
5
​

d) \frac{7}{10}
10
7
​

Answer: b) \frac{3}{4}
4
3
​

Question: Solve the inequality: 2x + 3 > 92x+3>9.

a) x > 3x>3
b) x < 3x<3
c) x > 6x>6
d) x < 6x<6

Answer: a) x > 3x>3

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

a) True
b) False

Answer: a) True

Question: Evaluate the expression 3(4 + 2) - 53(4+2)−5.

a) 9
b) 15
c) 21
d) 27

Answer: c) 21

Question: The perimeter of a square is 16 cm. What is the length of one side?

a) 2 cm
b) 3 cm
c) 4 cm
d) 5 cm

Answer: c) 4 cm

Question: Solve for x: \frac{2}{5}x = 8
5
2
​
x=8.

a) 10
b) 15
c) 20
d) 25

Answer: c) 20

Question: What is the sum of the first 10 positive integers?

a) 45
b) 55
c) 65
d) 75

Answer: b) 55

Question: If the ratio of boys to girls in a class is 3:2 and there are 15 boys, how many girls are there?

a) 8
b) 10
c) 12
d) 15

Answer: b) 10