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Mathematics, 05.10.2020 15:01 kingjames82

A passenger plane flew to Dublin and back. The trip there took three hours and the trip back took eight hours. It averaged 275 km/h faster on the trip there than on the return trip. Find the passenger plane's average speed on the outbound trip.

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A passenger plane flew to Dublin and back. The trip there took three hours and the trip back took ei...
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