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Moe and Joe take a car trip. Moe drives at an average speed of 38 mph for the first hour and then they stop for gas for 10 minutes. After filling gas, Joe drives at an average speed of 30 mph for 40 minutes, and then the traffic clears and he gets to drive at an average speed of 60 mph for half hour. Find the average speed of the car on this trip.

Express your answer in mph to two significant figures.

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  • Category:- Physics
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