7
Answer: CSet 2: Ratios Rates Proportions (Advanced)
Explanation
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.✓ Correct
275
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.