SOLUTION: The Supercruiser leaves Miami for San Francisco 3240 miles away, travelling at an average speed of 40 miles per hour. At the same time, a slightly faster bus leaves San Francisco f

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Question 632817: The Supercruiser leaves Miami for San Francisco 3240 miles away, travelling at an average speed of 40 miles per hour. At the same time, a slightly faster bus leaves San Francisco for Miami travelling at 41 miles per hour. How many hours will it take for the buses to meet?
Answer by lwsshak3(11628) About Me  (Show Source):
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The Supercruiser leaves Miami for San Francisco 3240 miles away, travelling at an average speed of 40 miles per hour. At the same time, a slightly faster bus leaves San Francisco for Miami travelling at 41 miles per hour. How many hours will it take for the buses to meet?
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let x= distance slower (40 mph) bus traveled
3240-x=distance faster (41 mph) bus traveled
travel time=distance/speed (same for both busses)
..
x%2F40=3240-x%2F41
x=1600
travel time=x/40=1600/40=40
hours it will it take for the buses to meet=40