Question
Two pipes M and N can fill a tank in 8 hours and 12 hours respectively. The pipes were opened together, but pipe N stopped working after sometime and the rest of the tank was filled by pipe M in 3 hours. After how many hours did pipe N stop working?
More Pipes and cisterns Questions
- Tap ‘A’ and tap ‘B’ can fill a tank in 42 hours and 30 hours, respectively. If both taps are opened together, then find the time after which tap ‘A’ must b...
- Pipes ‘A’ and ‘B’ can fill a tank in 6 hours and 9 hours, respectively. If pipe ‘C’ is opened along with pipes ‘A’ and ‘B’, then the tank gets filled in 9 ...
- P, Q and R three pipes connected to a tank. P and Q together fill the tank in 30 hours, Q and R together fill the tank in 40 hours. P and R together fill t...
- There are two inlet pipes 'M', 'N' and one outlet pipe 'O' in a tank. ‘M’ and ‘N’ can fill the tank in 12 minutes and 6 minutes respectively. ‘O’ is 50% le...
- Pipe ‘A’ can fill a tank in 20 hours while pipe ‘B’ takes 40 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 10 hours pipe ‘B...
- Pipe ‘A’ can fill a tank in 40 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...
- Pipe 'A' can fill a tank in 24 hours, while Pipe 'B' takes 36 hours to fill the same tank. If Pipe 'B' is opened first and Pipe 'A' is turned on after a de...
- 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 10 hours. Tap B can fill 12.5% part of the same tank in 2 hours, whereas Tap C can alone empty a tank in ‘x’ hours. 3/7 part of th...
- A tank can be filled by a tap in 10 minutes and by another tap in 30 minutes. Both the taps are kept open for 5 minutes and then the first tap is shut off....
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
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)