Pipe A and B together can fill a tank in 24 hours. Pipe A and C together can fill the same tank in 16 hours. Pipe A alone can empty the tank in 20 hou...
Question
Pipe A and B together can fill a tank in 24 hours. Pipe A and C together can fill the same tank in 16 hours. Pipe A alone can empty the tank in 20 hours. What is the time taken by pipes B and C together to fill the tank?