Revelian Test Numerical Reasoning 2

Question 1

A store's revenue increased from $48,000 to $60,000. What is the percentage increase?

Accepted Answer

25%

Answer

Percentage increase = (60,000 - 48,000) / 48,000 × 100 = 12,000 / 48,000 × 100 = 25%.

Question 2

A train travels 270 miles in 4.5 hours. What is its average speed in miles per hour?

Accepted Answer

60 mph

Answer

Speed = Distance / Time = 270 / 4.5 = 60 mph.

Question 3

If 3 workers can complete a job in 12 days, how many days will 9 workers take to complete the same job?

Accepted Answer

4 days

Answer

Total work = 3 × 12 = 36 worker-days; 9 workers need 36 / 9 = 4 days.

Question 4

A product costs $85 after a 15% discount. What was the original price?

Accepted Answer

$100.00

Answer

Original price = 85 / (1 - 0.15) = 85 / 0.85 = $100.00.

Question 5

The ratio of boys to girls in a class is 3:5. If there are 24 boys, how many students are in the class?

Accepted Answer

64

Answer

Girls = 24 × (5/3) = 40; total = 24 + 40 = 64.

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