SOLUTION: A plane leaves chicago and flies 750 miles to new york. if it takes 2.5 hours to get back to new york flying against the wind, but only 2 hours to fly back to chicago, what is the

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Question 484518: A plane leaves chicago and flies 750 miles to new york. if it takes 2.5 hours to get back to new york flying against the wind, but only 2 hours to fly back to chicago, what is the planes rate of speed and what is the wind speed?
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Distance equals rate times time, or better for our purposes, rate equals distance divided by time.

So the rate of the aircraft MINUS the wind speed is equal to 750 miles divided by 2.5 hours.

The rate of the aircraft PLUS the wind speed is equal to 750 miles divided by 2 hours.

So





Solve the system for and . Hint: Use the Elimination Method.


John

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