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Mathematics, 30.06.2019 20:10 rosie20052019
At maximum speed , an airplane travels 1680 miles against the wind in 5 hours flying with the wind , the plane can travel the same distance in 4 hours. let x be the maximum speed of the plane and y be the speed pf the wind. what is the speed of the plane with no wind
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At maximum speed , an airplane travels 1680 miles against the wind in 5 hours flying with the wind ,...
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