1. What is the formula to calculate the time taken to fill a cistern? | ![]() |
2. How can I calculate the rate of filling for a cistern? | ![]() |
3. What is the formula to calculate the time taken to empty a cistern? | ![]() |
4. How can I calculate the rate of emptying for a cistern? | ![]() |
5. Can I use the same formulas for both filling and emptying a cistern? | ![]() |