Wednesday, June 3, 2015

#Solve #Puzzle

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 m3, then the rise in the water level in the tank will be:
A. 20 cm
B. 25 cm
C. 35 cm
D. 50 cm