A boat having a length 5 m and breadth 3 m is floating on a lake. The boat sinks by 1 cm when a man gets on it. The mass of man is Choose the correct choice:
A) 12 kg
B) 60 kg
C) 72 kg
D) 96 kg
E) None
Solution   Volume of water displaced	= (5 x 3 x 0.01)m3   = 0.15m3.   Mass of man	=Volume of water displaced ×Density of water   = (0.15×1000) kg   = 150 kg.   Answer None
<result>E</result>
A boat having a length 5 m and breadth 3 m is floating on a lake. The boat sinks by 1 cm when a man gets on it. The mass of man is