A boat having length 3m and breadth 2m is floating on a lake. It sinks by 1 cm when a man gets on it. The mass of the man is ………
A. 60 kg
B. 55 kg
C. 65 kg
D. 70 kg
Answer:A
A boat having length 3m and breadth 2m is floating on a lake. It sinks by 1 cm when a man gets on it. The mass of the man is ………
A. 60 kg B. 55 kg C. 65 kg D. 70 kg