Pipe βAβ can fill a tank in 60 hours whereas leak βAβ can empty it in 70 hours. If they both operate along with pipe βBβ, then the given tan...
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. Firs...
Pipes P and Q can fill a tank in 90 minutes and 60 minutes respectively. Another pipe R can drain the tank in 2 hours 30 minutes. Q and R are opened tog...
Two pipes X and Y can fill a tank in 90 minutes and 60 minutes respectively. A third pipe Z can empty the tank in 2 hours 30 minutes. X is kept closed. ...
A and B can fill a tank in 25 and 30 hours respectively. C empties it in βxβ hours. With all three open, the tank is filled in 15 hours. Find βxοΏ½...
Pipe βPβ and pipe βQβ together can fill an empty tank in 18 hours while pipe βQβ and pipe βRβ together take 12 hours to fill the same ta...
Pipe βAβ can fill a tank in 20 hours while pipe βBβ takes 32 hours to empty it. Pipe βAβ is opened alone when the tank was empty and after 1...
Pipe βAβ can fill a tank in 27 hours. Pipe βBβ can empty it in 54 hours. If both are opened simultaneously, in how many hours will 66.67% of the...
Tap A is 200% more efficient than tap B. Both the taps together can fill the tank in 6 hours. Find the time taken by tap C, which is 100% more efficien...
Two pipes P and Q can fill tank A in 36 minutes and 72 minutes respectively and empty pipe M can empty the tank in 54 minutes. Tank A has the capacity o...
