SOLUTION: A six passenger plane cruises at 180 mph in calm air. If the plane flies 7 miles with the wind in the same amount of time as it flies 5 miles against the wind, then what is the win

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Question 329006: A six passenger plane cruises at 180 mph in calm air. If the plane flies 7 miles with the wind in the same amount of time as it flies 5 miles against the wind, then what is the wind speed?
Found 2 solutions by solver91311, nyc_function:
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


See http://www.algebra.com/algebra/homework/Polynomials-and-rational-expressions/Polynomials-and-rational-expressions.faq.question.329003.html

Just change the numbers.

John


Answer by nyc_function(2741) About Me  (Show Source):
You can put this solution on YOUR website!
Let w = speed of wind
7/(180 - w) = 5/(180 + w)
Can you take it from here?