SOLUTION: Against the wind a small plane flew 175 miles in 1 hour and 10 minutes. The return trip took only 50 minutes. What was the speed of the wind? What was the speed of the plane in sti

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Question 910565: Against the wind a small plane flew 175 miles in 1 hour and 10 minutes. The return trip took only 50 minutes. What was the speed of the wind? What was the speed of the plane in still air?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
wind 30 mph
plane 180 mph in still air
(r+w)*7/6=175
(r-w)*5/6=175
(r+w)*7=1050
(r-w)*5=1050