Engineering, 14.02.2020 04:44, sayrieee

A man can swim at 4 ft/s in still water. He wishes to cross tje 40-ft wide river to point B, 30 ft downstream. If the river flows with a velocity of 2 ft/s, determine the speed of the man and the time needed to make the crossing. Note While in the water he must not direct himself toward point B to reach the point.

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A man can swim at 4 ft/s in still water. He wishes to cross tje 40-ft wide river to point B, 30 ft d...