Mathematics, 28.08.2019 21:30 temperent6049
An airplane travels 2100 km at a speed of 800 km/hr, and then encounters a tailwind that boosts its speed to 1000 km/hr for the next 1800 km. what was the average speed of the plane for this trip?
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An airplane travels 2100 km at a speed of 800 km/hr, and then encounters a tailwind that boosts its...
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