Physics, 19.01.2021 19:40 rafamoreura

A bicycle racer rides from a starting marker to a turnaround marker at 10 m/s. She then rides back along the same route from the turnaround marker to the starting marker at 25 m/s. What is her average speed for the whole race?

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A bicycle racer rides from a starting marker to a turnaround marker at 10 m/s. She then rides back a...