Question

Pipes X and Y alone can fill a tank in 8 hours and 3 hours respectively. When both pipes along with pipe Z, an outlet pipe, are opened together, 5/12 of the tank gets filled in 60 minutes. Find the time taken by pipe Z to empty a completely filled tank.

A 12 hours
B 18 hours
C 20 hours
D 24 hours
E 30 hours
Practice Next

More Pipes and cisterns Questions

Hey! Ask a query