Bluebook SAT Test SAT Word Problems Practice 6

Question 1

A store sold 120 items. Total revenue was $840 and total cost was $600. What was the profit per item?

Accepted Answer

$2.00

Answer

Total profit = $840 − $600 = $240. Profit per item = $240 / 120 = $2.00.

Question 2

The sum of two numbers is 45 and their difference is 9. What is the product of the two numbers?

Accepted Answer

486

Answer

x + y = 45 and x − y = 9. Adding: x = 27; y = 18. Product = 27 × 18 = 486.

Question 3

A recipe serving 4 people calls for 2.5 cups of flour. How many cups are needed to serve 10 people?

Accepted Answer

6.25

Answer

Scale factor = 10/4 = 2.5. Flour needed = 2.5 × 2.5 = 6.25 cups.

Question 4

A car gets 32 miles per gallon and gas costs $3.80 per gallon. What is the gas cost for a 240-mile trip?

Accepted Answer

$28.50

Answer

Gallons needed = 240/32 = 7.5. Cost = 7.5 × $3.80 = $28.50.

Question 5

The speed of sound is approximately 1,125 feet per second. What is this in miles per hour? (1 mile = 5,280 feet)

Accepted Answer

767

Answer

1,125 × 3,600 / 5,280 = 4,050,000 / 5,280 ≈ 767 mph.

Bluebook SAT Practice Test