Question

Pipe A fills a tank in 12 hours, pipe B in 18 hours and pipe C empties it in 36 hours. All three are opened together for 3 hours. Then pipe C is closed. In how much more time will the tank be filled?

A 5.5 hrs
B 9 hrs
C 4.8 hrs
D 3.2 hrs
Practice Next

More Pipes and cisterns Questions

Relevant for Exams:

Hey! Ask a query