A boy of mass 36 kg moves from one end to other end of a boat of mass 72 kg on still water. If the length of the boat is 2.7m, the displacement of the boat is

A boy of mass 36 kg moves from one end to other end of a boat of mass

1.	A boy of mass 36 kg moves from one end to other end of a boat of mass 72 kg on still water. If the length of the boat is 2.7m, the displacement of the boat is
Answer» `2.7 m` `1.35 m` `5.5 m` `0.9 m` ANSWER :D