Question 1116859
A plane flying with the wind went 350 miles in 2 hours. The return trip, flying
against the wind, took 2.8 hours. Find the rate of the plane in calm air and the rate
of the plane against the wind.
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Find the 2 groundspeeds, downwind and upwind.
The plane's airspeed is the average of the 2.
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Windspeed is the difference between airspeed and groundspeed.