SOLUTION: A plane traveling with the wind travels 700 miles in 5 hours. The return trip is against the wind and takes 7 hours. Find the rate of the plane in still air and the rate of the win

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Question 1046793: A plane traveling with the wind travels 700 miles in 5 hours. The return trip is against the wind and takes 7 hours. Find the rate of the plane in still air and the rate of the wind.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
A plane traveling with the wind travels 700 miles in 5 hours.
v + w = 140mph 700%2F5
v - w = 100mph 700%2F7
2v = 240mph
v = 120mph and rate of wind is 20mph 140-120