Login / Signup

Question

Two inlet pipes M and N alone can fill a tank in 10 hours and 12 hours respectively and an outlet pipe P alone can empty the whole tank in 8 hours. First pipe M is opened for 5 hours, then pipe P is opened for 2 hours and rest of the tank is filled by pipe N. In what time will the tank be filled completely?

A 21 hrs

B 16 hrs

C 19 hrs

D 22 hrs

E None of these

Practice Next

More Pipes and cisterns Questions

Pipe A fills a tank in 20 hours, Pipe B fills it in 30 hours, and a leak empties it in 60 hours. If all are opened together, in how many hours will the tan...
Pipes K and L alone can fill a tank in 4 hours and 6 hours respectively. When both pipes along with pipe M, an outlet pipe, are opened together, 3/4 of the...
An inlet pipe fills a water tank in 50 minutes and an outlet pipe empties the tank in 75 minutes. How much time will both take to fill half the tank when o...
If a tank can be filled by a tap in 12 hours, but due to an outlet, it actually takes 6 hours longer to fill the tank, find the duration in which the outle...
Pipe ‘A’ can fill a 300-litre tank in 30 hours. If pipe ‘A’ is 25% more efficient than pipe ‘C’ whereas pipe ‘B’ is 50% more efficient than pipe ‘C’, then ...
Pipe A and Pipe B together can fill the tank in 20 hours. The capacity of the pipe A is 25% of the capacity of the pipe B. How much time will pipe B alone ...
Tap A can fill a tank in 20 hours and tap B can emptied it is 25 hours. Tap A starts filling and they opened for 1 hour each alternatively in what time wil...
Two pipes G and H can fill a cistern in 40 minutes and 50 minutes respectively. If both are opened together, after how many minutes should pipe G be shut o...
A leak in the bottom of the tank can empty the full tank in 18 hours. An inlet pipe fills water at the rate of 12 liters a minutes. When the tank is full, ...
Pipe A fills a tank in 12 min, pipe B in 18 min. Time to fill together?

Relevant for Exams:

Hey! Ask a query

ask-question