Saturday
September 20, 2014

Homework Help: Physics

Posted by Willie on Monday, September 21, 2009 at 7:39pm.

Two boats, A and B, travel with a velocity of 4.90 m/s across a river of width 72.0 m. The river flows with a velocity of 2.50 m/s. Boat A travels the shortest distance and boat B travels in the shortest time. If both start at the same time, how much time will they take to cross the river?

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