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Mathematics, 24.03.2021 21:00 ophanteen

A plane flies 450 miles with the wind, and 350 miles against the wind in the same amount of time). If the wind is blowing at 30 mph, how fast would the plane be going
without air helping/hurting?

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A plane flies 450 miles with the wind, and 350 miles against the wind in the same amount of time)....
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