📊 GMAT Exam Prep

Car A travels at 60 miles per hour for 3 hours. Car B travels the same distance in 2.5 hours. What is Car B's average speed in miles per hour?

A 68
B 72
C 75
D 80

✓ Correct Answer: Option B

First, calculate the distance Car A traveled: Distance = Speed × Time = 60 mph × 3 hours = 180 miles. Car B travels the same distance (180 miles) in 2.5 hours. Car B's average speed = Distance / Time = 180 miles / 2.5 hours = 72 mph.

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