Mathematics, 24.01.2020 07:31 simran922
An airplane flies 490 miles with the wind and 350 miles against the wind in the same length of time. if the speed of the wind is a fixed 40 mph, what is the speed of the airplane in still air?
Answers: 2
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An airplane flies 490 miles with the wind and 350 miles against the wind in the same length of time....
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