Question

an empty cistern can be filled with 2pipes a and b 12 mins and 16 mins respectively can be emptied by third pipe c in 8 mins. If all pipes be turn on at the same time when will the emptied cistern be full​

Answer 1

Answer:

A motor pump can fill a tank in 8 minutes and

there is a tap that can empty it in 7 minutes. If

the tank already have one-fourth filled and both

the pump and tap is opened together, when will

the tank emptied?A motor pump can fill a tank in 8 minutes and

there is a tap that can empty it in 7 minutes. If

the tank already have one-fourth filled and both

the pump and tap is opened together, when will

the tank emptied?A motor pump can fill a tank in 8 minutes and

there is a tap that can empty it in 7 minutes. If

the tank already have one-fourth filled and both

the pump and tap is opened together, when will

the tank emptied?A motor pump can fill a tank in 8 minutes and

there is a tap that can empty it in 7 minutes. If

the tank already have one-fourth filled and both

the pump and tap is opened together, when will

the tank emptied?A motor pump can fill a tank in 8 minutes and

there is a tap that can empty it in 7 minutes. If

the tank already have one-fourth filled and both

the pump and tap is opened together, when will

the tank emptied?A motor pump can fill a tank in 8 minutes and

there is a tap that can empty it in 7 minutes. If

the tank already have one-fourth filled and both

the pump and tap is opened together, when will

the tank emptied?