Question
A single tap takes 12 hours to fill the entire tank. Initially, only one tap is open, and it fills half of the tank. At that point, four additional identical taps are turned on. How much total time is required to completely fill the tank?
More Pipes and cisterns Questions
- Pipe A can fill a tank in 10 minutes, and Pipe B can fill the same tank in 15 minutes. Pipe C can empty the full tank in 30 minutes. All three pipes are op...
- Three pipes A, B and C are connected to a tank. Pipe A can fill the tank in 12 minutes, pipe B can fill it in 15 minutes, and pipe C can empty the full tan...
- Pipe 'M' and 'N' can fill a tank in 2 hours and 1 hour 20 minutes respectively. 'M' is opened alone. After 30 minutes, 'M' is closed and 'N' is opened. Fin...
- A tank has two inlet pipes A and B and an outlet pipe C. Pipe A can fill the tank in 6 hours, and Pipe B can fill it in 8 hours. Pipe C can empty the full ...
- Pipes 'X' and 'Y' can fill a tank in 15 hours and 10 hours respectively, while pipe 'Z' can empty it in 30 hours. All pipes are opened together when the ta...
- 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 r...
- Pipe ‘E’ alone can fill a tank in 15 hours. When pipe ‘E’ and ‘F’ are opened together, they can fill 90% of the same tank in 9 hours. Find the time taken b...
- Three pipes A, B and C can fill a tank in t, (t+12) & (t-12) hours respectively. Pipe A opened for d hours in the tank and after that B and C also opened i...
- A cistern has two pipes one can fill it with water in 24 hours and other can empty it in 9 hours. In how many hours will the cistern be emptied if both the...
- Pipe A can fill the tank in 20 hours. Pipe A and B together can fill it in 10 hours. Pipe B and C together can fill it in 8 hours. In how many hours will A...
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)