1
Answer: BSet 3: Ratios Rates Proportions (Intermediate)
Explanation
PROBLEM
A car travels 280 miles at 56 miles per hour. How many hours does it take?
A car travels 280 miles at 56 miles per hour. How many hours does it take?
A.
2
B.✓ Correct
5
C.
4
D.
8
Detailed Explanation
Choice B is the best answer. Time = Distance / Rate = 280 / 56 = 5 hours
Why others are wrong:
A: 2 is incorrect because it does not satisfy the equation.
C: 4 is incorrect because it does not satisfy the equation.
D: 8 is incorrect because it does not satisfy the equation.