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Mathematics, 27.11.2020 06:40 bnvghnbbb

A patrol boat took 2.5 h for a round trip 12 km upriver and 12 km back. The speed of the current was 2 km/h. What was the speed of
the boat in still water?

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A patrol boat took 2.5 h for a round trip 12 km upriver and 12 km back. The speed of the current wa...
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