Mathematics, 08.03.2021 07:00 Homepage10

Flying against the wind, an airplane travels 4620 kilometers in 7 hours. Flying with the wind, the same plane travels 7920 kilometers in 9 hours. What is the rate of the plane in still air and what is the rate of the wind?

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Flying against the wind, an airplane travels 4620 kilometers in 7 hours. Flying with the wind, the s...

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