DSSSB · Mathematics

Pipe A usually fills a tank in 2 hours. On account of a leak at the bottom, it takes pipe A 30 minutes more to fill the tank. How long will the leak take to empty the full tank?

  1. 11 hours
  2. 10 hours
  3. 8 hours
  4. 12 hours
Answer and detailed solution are available in the protected study screen.
Register or login to attempt