7

Set 3: Ratios Rates Proportions (Intermediate)

Explanation

Answer: A

PROBLEM

A car travels at 54 miles per hour for 6 hours. How many miles does it travel?

A car travels at 54 miles per hour for 6 hours. How many miles does it travel?

A.

324

✓ Correct
B.

648

C.

322

D.

327

Detailed Explanation

Choice A is the best answer. Distance = Rate times Time = 54 times 6 = 324 miles

Why others are wrong:
B: 648 is incorrect because it does not satisfy the equation.
C: 322 is incorrect because it does not satisfy the equation.
D: 327 is incorrect because it does not satisfy the equation.