A truck driver takes 3 hours to drive the first 210 miles of a trip. He then takes a 1 hour rest at a rest stop. He drives the final 200 miles of the trip in 4 hours. What is the average speed for the entire trip?

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A truck driver takes 3 hours to drive the first 210 miles of a trip. He then takes a 1 hour rest at a rest stop. He drives the final 200 miles of the trip in 4 hours. What is the average speed for the entire trip?

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Answer 1 · 2016-01-07T06:35:48

ans: 51.25mph

Explanation:

avg. speed=total distance/total time. Therefore add the total distance and divide it by total time. You must also add the time rested as the question asks for avg. speed of the entire trip.

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A truck driver takes 3 hours to drive the first 210 miles of a trip. He then takes a 1 hour rest at a rest stop. He drives the final 200 miles of the trip in 4 hours. What is the average speed for the entire trip?

1 Answer

Explanation:

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