A leak in the bottom can empty a tank in 25 hours. A tap can admits 80 liters/ minute. When both the taps are opened, tank is emptied in 45 hours.  Find the capacity of the tank.

45000 L 270000 L 225000 L 240000 L

270000 L

B's efficiency = 9 - 5 = 4 l/h B fills the tank in = \(\frac{225}{4}\) × 60 = 3375 minutes Total capacity of tank = 3375 × 80 = 270000 ltr