<PRE><B>Question 616495</B>
a plane traveled 1078miles to Abuja and back. the tip there was with the wind. it took 7 hours. the way back was into the wind. the trip back took 11 hours. find the speed of the plane in still air and the speed of the wind.
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The plane&#39;s airspeed is the average of upwind and downwind groundspeeds.
Downwind = 1078/7 mi/hr
Upwind = 1078/11 mi/hr
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The windspeed is the difference between airspeed and groundspeed.
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please use a chart
What sort of chart?
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