Mathematics, 25.01.2021 17:10, 501jmw

a plane flew 2,100 km with the jet stream in 2.5 hours. the return flight against the jet stream took 3.75 hours. find the speed of the jet stream and the airspeed of the plane.

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a plane flew 2,100 km with the jet stream in 2.5 hours. the return flight against the jet stream too...