151 - A boat of mass 80 kg is floating on still water.

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Submitted by admin on Mon, 02/08/2010 - 12:55

A boat of mass 80 kg is floating on still water. A dog of mass 20 kg on the boat is at a distance of 10m from the shore. The dog moves on the boat by a distance of 2m twards the shore. At what distance from the shore in the dog in the later case?