SOLUTION: A bicyclist rides 1 mile uphill at 5 mph and then rides 1 mile downhill at 10 mph. Find the average speed of the bicyclist.

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Question 659045: A bicyclist rides 1 mile uphill at 5 mph and then rides
1 mile downhill at 10 mph. Find the average speed of
the bicyclist.
Answer by DrBeeee(684) About Me  (Show Source):
You can put this solution on YOUR website!
The first mile takes 1/5 hr, the second mile 1/10 hr for a total time of 1/5 + 1/10 or 3/10 hr. The average speed is 2/(3/10) or 20/3 mph.