Question #331093

A bicyclist encounters a series of hills.uphill speed is always V1 downward speed is always V2. The total distance he travelled is X.with uphill and down hill portions of equal length.what was the cyclist average speed?

1
Expert's answer
2022-04-22T13:53:24-0400

v=2v1v2v1+v2.v=\frac{2v_1v_2}{v_1+v_2}.


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