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Mathematics 14 Online
OpenStudy (anonymous):

Which set of equations would be used to solve this word problem? An airplane flew 3 hours with a 30 mph head wind. The return trip with a tail wind of the same speed took 2 hours. Find the speed of the plane in still air.

OpenStudy (phi):

Speed times Time = Distance If you go in the same direction the wind is blowing you in, do you go faster or slower? If you go against the wind do you go faster or slower? By how much?

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