Sawaal
67
Q:

50 men took a dip in a water tank 40 m long and 20 m broad on a religious day. If the average displacement of water by a man is 4 cu.m , then the rise in the water level in the tank will be:

A) 20 cm B) 25 cm
C) 35 cm D) 50 cm

Answer:   B) 25 cm



Explanation:

Total volume of water displaced =(4 x 50) cu.m = 200 cu.m

 

Rise in water level = 20040×20=0.25m = 25cm

Subject: Volume and Surface Area - Quantitative Aptitude - Arithmetic Ability
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