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A Car Is Making a 12-Mile Trip

Question 77

Multiple Choice

A car is making a 12-mile trip. It travels the first 8.0 miles at 30 miles per hour and the last 4.0 miles at 60 miles per hour. What is the car's average speed for the entire trip?


A) 36 mph
B) 40 mph
C) 44 mph
D) 48 mph
E) 52 mph

Correct Answer:

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