Question

A dog weighing 5 kg is standing on a flat boat so that it is 10 meters from
the shore. It walks 4 m on the boat towards the shore and then halts. the
boat weighs 20 kg and one can assume that there is no friction between it
and water. The dog from the shore at the end of this time is
1) 3.4 m
2) 6.8 m
3) 12.6 m
4) 10 m​

Answer 1

Answer:

12.6minutes. ...................