SOLUTION: the distance up a hill and down the other side is the same. A car averages 30 mph up the hill and 60 mph down the other side. What is the average speed of the car overall.

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Question 235947: the distance up a hill and down the other side is the same. A car averages 30 mph up the hill and 60 mph down the other side. What is the average speed of the car overall.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
(30+60)/2=45 mph average