Question
Pipes ‘M’ and ‘N’ alone can fill a tank in 14 minutes and 21 minutes, respectively, while pipe ‘O’ can empty the same tank in 42 minutes. If all three pipes are opened together, then find the time taken to fill the tank.
More Pipes and cisterns Questions
- Pipe M can fill a tank in 24 hours and pipe N in 40 hours. If both the pipes are opened in an empty tank, how much time will they take to fill it?
- The efficiency of pipe R is 60% more than the efficiency of pipe S. Pipe Q alone can fill 30% of the empty tank in 6 hours. Pipe R alone can fill an empty ...
- A pipe can fill a tank in 6 hours, another can empty it in 9 hours. How long to fill if both work together?
- Pipe A can fill the empty tank in 25 minutes while pipe B can empty the half-filled same tank in 15 minutes. What is the time require to fill (80/3) % of t...
- Pipe ‘A’ and pipe ‘B’ can fill a tank alone in 45 hours and 15 hours, respectively. If both pipes are opened together and pipe ‘B’ is closed after 6 hours,...
- A tank can be filled by a pipe in 24 minutes. There is also a leak that can empty the full tank in 40 minutes. Determine the time to fill half the tank whe...
- Two inlet pipes P and Q are used to fill a tank. Pipe P fills 25 liters in 5 hours and pipe Q fills 60 liters in 5 hours. Pipe P is kept open for 2 hours a...
- Two inlet pipes M and N alone can fill a tank in 15 hours and 18 hours respectively and an outlet pipe P alone can empty the whole tank in 10 hours. First ...
- Pipes A and B can fill the tank in 16 and 20 hours respectively. Pipe C empties it in ‘x’ hours. If all are opened together, the tank gets filled in 8 hour...
- Pipe A fills a tank in 12 h; Pipe B in 15 h; Pipe C empties it in 10 h. All three opened together. After x hours, C is closed and tank gets full in 2 more ...
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