A rectangular tank is 20 m long and 21 m deep. If 10000 liters of water is drawn off the tank, the level of the water in the tank goes down by 1.5 m. How many liters of water can a tank hold?
Water is flowing at the rate of 15 km/hr through a pipe of diameter 28 cm into a rectangular tank which is 44 m long and 28 m wide. Find the time in which the level of water in the tank will rise by 50 cm.
