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Mathematics, 01.08.2019 17:00 Cooldude4676

Aplane flies 720 miles with the wind in 3 hours. the return trip against the wind takes 4 hours. what is the speed of the wind and the speed of the plane in still air?

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Aplane flies 720 miles with the wind in 3 hours. the return trip against the wind takes 4 hours. wha...
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