Question

A plane flies from new york to chicago (a distance of 1,600 miles) at 400 mph. Returning from Chicago to New York it flies into a headwind and averages only 320 mph. How many hours total was the plane in the air for the entire trip?

May 8, 2016

Ms. Sue

(1600/400) + (1600/320) = ?

May 8, 2016

4583

Mar 16, 2017

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