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Practice Pipes and cisterns Questions and Answers

Pipe ‘A’ can fill a tank in 25 hours whereas leak ‘A’ can empty it in 30 hours. If they both operate along with pipe ‘B’, then the given tank g...
Pipe ‘A’ can fill a tank in 30 hours whereas leak ‘A’ can empty it in 40 hours. If they both operate along with pipe ‘B’, then the given tank g...
Pipe ‘A’ can fill a tank in 30 hours whereas leak ‘A’ can empty it in 45 hours. If they both operate along with pipe ‘B’, then the given tank g...
Pipe ‘A’ can fill a tank in 15 hours whereas leak ‘A’ can empty it in 45 hours. If they both operate along with pipe ‘B’, then the given tank g...
Pipe ‘A’ can fill a tank in 25 hours while pipe ‘B’ takes 30 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 12 h...
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 h...
Pipe ‘A’ can fill a tank in 20 hours while pipe ‘B’ takes 30 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 11 h...
Pipe ‘A’ can fill a tank in 25 hours while pipe ‘B’ takes 30 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 13 h...
Pipe ‘A’ can fill a tank in 20 hours while pipe ‘B’ takes 32 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 14 h...
Pipe ‘A’ can fill a tank in 22 hours while pipe ‘B’ takes 25 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 16 h...
Pipe ‘A’ can fill a tank in 20 hours while pipe ‘B’ takes 25 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 14 h...
Pipe ‘A’ can fill a tank in 12 hours while pipe ‘B’ takes 15 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 10 h...
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 ta...
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 ta...
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 ta...
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 ta...
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 ta...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 10 minutes and 12 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If all ...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 18 minutes and 20 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If all ...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 20 minutes and 10 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If all ...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 18 minutes and 16 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If all ...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 15 minutes and 36 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If all ...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 20 minutes and 12 minutes respectively. Pipe ‘C’ alone can empty the cistern in 10 minutes. If all ...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 30 minutes and 10 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If all ...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 20 minutes and 18 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If all ...
Pipe A and B can fill the pool in 30 minutes and 20 minutes, respectively. Pipe C can empty half filled pool in 30 minutes. If all the pipes are opened tog...
Pipe A and B can fill the pool in 36 minutes and 48 minutes, respectively. Pipe C can empty half filled pool in 36 minutes. If all the pipes are opened tog...
Pipe A and B can fill the pool in 35 minutes and 10 minutes, respectively. Pipe C can empty half filled pool in 35 minutes. If all the pipes are opened tog...
Pipe A and B can fill the pool in 15 minutes and 20 minutes, respectively. Pipe C can empty half filled pool in 6 minutes. If all the pipes are opened toge...
A bought an article at 8% less of the marked price and sold it at 15% more than the marked price. Find the profit earned by him.
Three pipes P, Q and R which are used to fill a tank. Each of the three pipes can be used either as an inlet pipe or as an outlet pipe. Each of the pipes P...
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 ...
The time taken by pipe B3 alone to fill an empty tank completely is half of the time taken by pipe B1 alone to fill the same tank completely. Pipe B2 alone...
Pipe Q and Pipe R together can fill a tank in 25 minutes. With Pipe S, all three pipes can fill the tank in 30 minutes. Pipe Q and Pipe T together can fill...
Pipe L can empty the tank which is 45% filled in 9 hours. The time taken by pipe K and J together to fill an empty tank completely in 7.5 hours. Pipe J alo...
Pipe P can fill a tank in 25 hours and Pipe Q can emptied it is 30 hours. Pipe P starts filling and they opened for 1 hour each alternatively in what time ...
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...
Tap A and tap B can fill a tank in 20 hours and 25 hours respectively. If both the taps are opened together,then find the time after which tap B must be cl...
Pipe P and Q can fill a tank in 20 minutes and 30 minutes individually. Another pipe R can empty the tank in 60 minutes. When all the three pipes are opene...
Pipe T can empty a completely filled tank in 50 hours. Pipe R and T together can fill an empty tank completely in (z+5) hours. The efficiency of pipe R is ...

Set of Questions

Pipes-and-cisterns Set 1

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