Mathematics, 29.08.2019 00:00 kaitlynk0

Acyclist rode 1 mile at full speed in 3 minutes with the wind and returned in 4 minutes against the wind, again pedaling at full speed. find his speed without the wind. ("challenge" question)

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Acyclist rode 1 mile at full speed in 3 minutes with the wind and returned in 4 minutes against the...