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A wooden log of mass 120kg is floating o...

A wooden log of mass 120kg is floating on still water perpendicular to the shore. A man of mass 80kg is standing at the centre of mass of the log and he is at a distance of 30m from the shore. When he walks through a distance of 10m towards the shore and halts, now his distance from the shore is
(A) 20m (B) 24m (C) 26m (D) 28m

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