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Posted by on Monday, October 10, 2011 at 6:47pm.

A ferry is crossing a river. If the ferry is headed due North with speed of 2.5m/s relative to the water and the river's velocity is 3 m/s to the east, what will the boat's velocity be relative to Earth?

  • physics - , Monday, October 10, 2011 at 7:06pm

    what is sqrt(2.5^2+3^2)?

  • physics - , Wednesday, September 25, 2013 at 4:08pm

    3.9 m/s

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