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A riverboat travels 81 km downstream in 3 hours. It travels 84 km upstream in 4 hours. Find the speed of the boat and the speed of the stream
Answers: 2
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A riverboat travels 81 km downstream in 3 hours. It travels 84 km upstream in 4 hours. Find the spee...
Mathematics, 05.05.2020 21:29
Mathematics, 05.05.2020 21:29
Mathematics, 05.05.2020 21:29
Mathematics, 05.05.2020 21:29
Mathematics, 05.05.2020 21:29
Mathematics, 05.05.2020 21:29
History, 05.05.2020 21:29