7

Set 2: Ratios Rates Proportions (Advanced)

Explanation

Answer: C

PROBLEM

A car travels at 55 miles per hour for 5 hours. How many miles does it travel?

A car travels at 55 miles per hour for 5 hours. How many miles does it travel?

A.

272

B.

276

C.

275

✓ Correct
D.

137

Detailed Explanation

Choice C is the best answer. Distance = Rate times Time = 55 times 5 = 275 miles

Why others are wrong:
A: 272 is incorrect because it does not satisfy the equation.
B: 276 is incorrect because it does not satisfy the equation.
D: 137 is incorrect because it does not satisfy the equation.