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Mathematics, 24.07.2021 07:50 legend101xD
A small airplane flies 750 miles with an average speed of 250 miles per hour. 1.75 hours after the plane leaves, a Boeing 747 leaves from the same point. Both planes arrive at the same time; what was the average speed of the 747?
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A small airplane flies 750 miles with an average speed of 250 miles per hour. 1.75 hours after the p...
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