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Mathematics, 01.10.2019 00:10 depaze6652

Against the wind a small plane flew 715 miles in 2 hours and 10 minutes. the return trip took only 1 hour and 50 minutes. what was the speed of the wind? what was the speed of the plane in still air?

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Against the wind a small plane flew 715 miles in 2 hours and 10 minutes. the return trip took only 1...
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