Question
A bicyclist rides his bicycle 21 miles up a hill and then comes back down. His speed coming downhill is 9 miles per hour faster
A bicyclist rides his bicycle 21 miles up a hill and then comes back down. His speed coming downhill is 9 miles per hour faster than going uphill. The round trip takes 3 hours and 30 minutes.
What was the speed of the bicyclist going uphill?
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Let n be the speed of the cyclist going ...
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Precalculus
Authors: Michael Sullivan
9th edition
321716835, 321716833, 978-0321716835
