SOLUTION: A plane traveled 756 miles to shanghai and back. The trip was with the wind. It took 9 hours. The trip back was into the wind. The trip back took 14 hours. Find the speed of the pl
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Question 551812: A plane traveled 756 miles to shanghai and back. The trip was with the wind. It took 9 hours. The trip back was into the wind. The trip back took 14 hours. Find the speed of the plane in still air and the speed of the wind. Please show all work. Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! A plane traveled 756 miles to shanghai and back. The trip was with the wind. It took 9 hours. The trip back was into the wind. The trip back took 14 hours. Find the speed of the plane in still air and the speed of the wind. Please show all work.
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Find the 2 groundspeeds using d = r*t
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The plane's airspeed is the average.
The windspeed is the difference between groundspeed and airspeed.
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PS Airspeed = "speed is still air"
Groundspeed is the speed relative to the Earth.
