A motorboat covers a certain distance downstream in a river in 1 hour. It covers the same distance upstream in 1 and a half hours. The speed of the water is 2 km/hr. Find the speed of the boat in still water.

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A motorboat covers a certain distance downstream in a river in 1 hour. It covers the same distance upstream in 1 and a half hours. The speed of the water is 2 km/hr. Find the speed of the boat in still water.​

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A motorboat covers a certain distance downstream in a river in 1 hour. It covers the same distance upstream in 1 and a half hours. The speed of the water is 2 km/hr. Find the speed of the boat in still water.