GATB Arithmetic Reasoning 1

Question 1

A worker earns $15 per hour and works 8 hours a day, 5 days a week. How much does she earn in one week?

Accepted Answer

$600

Answer

$15 × 8 hours × 5 days = $600 per week.

Question 2

A train travels at 60 miles per hour. How many miles does it travel in 2.5 hours?

Accepted Answer

150 miles

Answer

Distance = speed × time = 60 × 2.5 = 150 miles.

Question 3

A jacket is on sale for $80, which is 20% off the original price. What was the original price?

Accepted Answer

$100

Answer

$80 represents 80% of the original price, so original = $80 ÷ 0.8 = $100.

Question 4

If 3 workers can complete a job in 12 days, how many days would it take 4 workers to complete the same job?

Accepted Answer

9 days

Answer

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

Question 5

A recipe requires 2.5 cups of flour to make 24 cookies. How many cups of flour are needed to make 60 cookies?

Accepted Answer

6.25 cups

Answer

Set up a proportion: 2.5/24 = x/60, so x = 2.5 × 60 ÷ 24 = 6.25 cups.

GATB - General Aptitude Test Battery Practice Test