BPP Mathematics 4

Question 1

What is the sum of interior angles of a hexagon?

Accepted Answer

720°

Answer

Sum of interior angles = (n - 2) × 180° = (6 - 2) × 180° = 720°.

Question 2

Which of the following is a rational number?

Accepted Answer

√9

Answer

√9 = 3, which is a rational number; the others are irrational.

Question 3

Evaluate: (2³ × 2⁴) / 2⁵

Accepted Answer

4

Answer

2³ × 2⁴ = 2⁷; 2⁷ / 2⁵ = 2² = 4.

Question 4

If a shirt originally costs $80 and is on sale for 25% off, what is the sale price?

Accepted Answer

$60

Answer

Discount = 25% × $80 = $20; sale price = $80 - $20 = $60.

Question 5

What are the roots of the equation x² - 5x + 6 = 0?

Accepted Answer

x = 2 and x = 3

Answer

Factor as (x - 2)(x - 3) = 0, giving x = 2 and x = 3.

BPP - Bachelor’s Preparatory Programme Practice Test