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A 565-Mile, 5 Hour Plane Trip Was Flown at Two

Question 90

Multiple Choice

A 565-mile, 5 hour plane trip was flown at two speeds. For the first part of the trip, the average speed was 105 mph. For the remainder of the trip, the average speed was 125 mph. How long did the plane fly at 105 mph?


A) 2 h
B) 6 h
C) 3 h
D) 7 h
E) 4 h

Correct Answer:

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