Numerical Reasoning Flashcards

A car travels 240 km in 4 hours. What is its average speed?

Answer: 60 km/h

Speed = Distance ÷ Time = 240 ÷ 4 = 60 km/h.

If 2/3 of a number is 18, what is the number?

Answer: 27

If (2/3) × n = 18, then n = 18 × (3/2) = 27.

A rectangle has a length of 12 cm and a width of 8 cm. What is its area?

Answer: 96 cm²

Area = length × width = 12 × 8 = 96 cm².

An item costs $45 and the tax rate is 13%. What is the total cost including tax?

Answer: $50.85

Tax = $45 × 0.13 = $5.85, so the total is $45 + $5.85 = $50.85.

A student completes 3/4 of a 60-question exam. How many questions remain?

Answer: 15

(3/4) × 60 = 45 completed, so 60 − 45 = 15 questions remain.

What is 15% of 200?

Answer: 30

15% × 200 = 0.15 × 200 = 30.

A worker earns $18 per hour and works 35 hours per week. What are their weekly earnings?

Answer: $630

$18 × 35 = $630 in weekly earnings.