Question
Tap ‘A’ and tap ‘B’ can fill a tank in 56 hours and 49 hours, respectively. If both taps are opened together, then find the time after which tap ‘A’ must be closed so the whole tank can be filled in 21 hours.
More Pipes and cisterns Questions
- Pipe 'A' fills half tank in 18 minutes. Pipe 'B' is 5 times as efficient as A. Find percentage of tank filled by both in 6 minutes.
- There are four pipes A, B, C and D where A and B are used to fill the tank and C and D are used to empty the tank. Pipe A and C together can fill the tank ...
- Pipe A can fill a tank in 12 hours and pipe B can fill it in 15 hours. A third pipe C can empty a full tank in 20 hours. If all three pipes are opened toge...
- Pipe ‘A’ can fill a tank in 30 hours whereas leak ‘A’ can empty it in 50 hours. If they both operate along with pipe ‘B’, then the given tank gets filled i...
- Two inlet pipes 'A' and 'B' can fill an empty tank in 60 minutes and 90 minutes, respectively. Another outlet pipe 'C' can empty the tank in 180 minutes. I...
- A tank has two inlet pipes, A and B, which can fill the tank in 6 hours and 8 hours, respectively, and an outlet pipe C, which can empty the tank in 12 hou...
- Pipe A and Pipe B can fill a tank in 10 hours and 12 hours respectively. Pipe C can empty the tank in ‘x’ hours. If all three pipes are opened together, th...
- A and B can fill a tank in 25 and 30 hours respectively. C empties it in ‘x’ hours. With all three open, the tank is filled in 15 hours. Find ‘x’.
- Two pipes P1 and P2 can fill a cistern in 12 minutes and 15 minutes respectively. These pipes are opened alternately for 1 minute each, beginning with pipe...
- Pipes P, Q, and R can fill a tank in 15 hours, 10 hours, and 30 hours respectively. If the efficiencies of pipes P and Q are each reduced by 40% of their o...
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
