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 wi
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Question 48185: 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?
Answer by Paul(988) (Show Source): You can put this solution on YOUR website!
Let x bet the wind speed;
EQUATION:
7(180-x)=5(180+x)
Can u solve from there?
Paul.
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