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Mathematics, 26.11.2019 08:31 brainguy124

Isailed west to hawaii against the wind at the speed of 12 knots/hour. when i returned, i sailed the same route with the wind at the speed of 18 knots/hour. what was my average speed for the entire trip?

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Isailed west to hawaii against the wind at the speed of 12 knots/hour. when i returned, i sailed the...
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