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Practice Pipes and cisterns Questions and Answers

Pipe ‘A’ and pipe ‘B’, together can fill 20% of a tank in 7 hours while pipe ‘C’ takes 40 hours to empty it. Pipe &lsqu...
Pipe ‘A’ and pipe ‘B’, together can fill 20% of a tank in 7 hours while pipe ‘C’ takes 40 hours to empty it. Pipe &lsqu...
Pipe ‘A’ and pipe ‘B’, together can fill 20% of a tank in 6 hours while pipe ‘C’ takes 35 hours to empty it. Pipe &lsqu...
Pipe ‘A’ and pipe ‘B’, together can fill 20% of a tank in 8 hours while pipe ‘C’ takes 50 hours to empty it. Pipe &lsqu...
Pipe ‘A’ and pipe ‘B’, together can fill 20% of a tank in 6 hours while pipe ‘C’ takes 34 hours to empty it. Pipe &lsqu...
Pipe ‘A’ and pipe ‘B’, together can fill 20% of a tank in 5 hours while pipe ‘C’ takes 37 hours to empty it. Pipe ‘A’ and pipe ‘B’ were...
Pipe ‘A’ and pipe ‘B’, together can fill 20% of a tank in 6 hours while pipe ‘C’ takes 36 hours to empty it. Pipe &lsqu...
Pipe ‘A’ and pipe ‘B’, together can fill 20% of a tank in 5 hours while pipe ‘C’ takes 40 hours to empty it. Pipe &lsqu...
A water tank has two holes. The 1 hole alone empties the tank in 9 minutes and 2nd hole alone empties the tank in 6 minutes. If water leaks out at a consta...
Pipe A can fill half of the tank in 6 hrs 2 min- Pipe B can fill the same tank completely in 18 hrs 5 min while pipe C can empty the fully filled tank in 9...
Pipe A and Pipe B can fill a cistern together in 18 minutes. Pipe B is 50% more efficient than pipe A. Find the capacity of cistern, if it is given that pi...
Pipes A and B can fill a tank in 43.2 minutes and 108 minutes, respectively. Pipe C can empty it at 3 litres/minute. When all the three pipes are opened to...
A pump can fill a tank with water in 2 hours. Because of a leak in the tank it was taking 7/3 hours to fill the tank. The leak can drain all the water off ...
Three pipe P1, P2 and P3 fill the tank in 15 hours, 10 hours and 20 hours respectively. If all the three pipes opened together and pipe P2 & P1 are closed ...
Pipe A alone fill the tank in x hours and Pipe B alone fill the tank in (x – 6) hours. If the efficiency of pipe B is double of pipe A and pipe A fil...
Pipe A alone fill the tank in x hours and Pipe B alone fill the tank in (x – 7) hours. If the efficiency of pipe B is double of pipe A and pipe A fill th...
Pipe A alone fill the tank in x hours and Pipe B alone fill the tank in (x – 8) hours. If the efficiency of pipe B is triple of pipe A and pipe A fill th...
Pipe A alone fill the tank in x hours and Pipe B alone fill the tank in (x – 9) hours. If the efficiency of pipe B is triple of pipe A and pipe A fill th...
Pipe A alone fill the tank in x hours and Pipe B alone fill the tank in (x – 5) hours. If the efficiency of pipe B is double of pipe A and pipe A fill th...
Pipe A alone fill the tank in x hours and Pipe B alone fill the tank in (x – 7) hours. If the efficiency of pipe B is triple of pipe A and pipe A fil...
Pipe A alone fill the tank in x hours and Pipe B alone fill the tank in (x – 10) hours. If the efficiency of pipe B is triple of pipe A and pipe A fi...
Pipe M and N can fill a tank together in 25 hours while pipe N alone can fill the tank in 30 hours. Find the time taken by pipe M to fill the tank if its e...
Pipe ‘A’ takes 40 minutes to fill a tank. Pipe ‘B’ takes 50 minutes to empty the same tank. If pipe ‘B’ is opened 21 mi...
Pipe ‘A’ takes 10 minutes to fill a tank. Pipe ‘B’ takes 20 minutes to empty the same tank. If pipe ‘B’ is opened 4 min...
Pipe ‘A’ takes 15 minutes to fill a tank. Pipe ‘B’ takes 20 minutes to empty the same tank. If pipe ‘B’ is opened 12 mi...
Pipe ‘A’ takes 10 minutes to fill a tank. Pipe ‘B’ takes 20 minutes to empty the same tank. If pipe ‘B’ is opened 5 minutes after pipe ‘A’,...
Pipe ‘A’ takes 20 minutes to fill a tank. Pipe ‘B’ takes 35 minutes to empty the same tank. If pipe ‘B’ is opened 17 minutes after pipe ‘A’...
Pipe ‘A’ takes 25 minutes to fill a tank. Pipe ‘B’ takes 40 minutes to empty the same tank. If pipe ‘B’ is opened 16 minutes after pipe ‘A’...
Pipe ‘A’ takes 15 minutes to fill a tank. Pipe ‘B’ takes 25 minutes to empty the same tank. If pipe ‘B’ is opened 11 minutes after pipe ‘A’...
A boy is supposed to distribute Rs.3600 among his three friends P, Q and R in the ratio of 3:2:5 respectively, but mistakenly he distributed in the ratio o...
Pipe ‘A’ can fill a tank in 30 hours while pipe ‘B’ can empty it in 40 hours. They were operated on alternate hours starting with pipe ‘A’. Fin...
Pipe ‘A’ can fill a tank in 10 hours while pipe ‘B’ can empty it in 12 hours. They were operated on alternate hours starting with pipe ‘A’. Fin...
Pipe ‘A’ can fill a tank in 22 hours while pipe ‘B’ can empty it in 25 hours. They were operated on alternate hours starting with pipe ‘A’. Fin...
Pipe ‘A’ can fill a tank in 15 hours while pipe ‘B’ can empty it in 45 hours. They were operated on alternate hours starting with pipe ‘A’. Fin...
Pipe ‘A’ can fill a tank in 30 hours while pipe ‘B’ can empty it in 40 hours. They were operated on alternate hours starting with pipe ‘A’. Fin...
Pipe ‘A’ can fill a tank in 25 hours while pipe ‘B’ can empty it in 30 hours. They were operated on alternate hours starting with pipe ‘A’. Fin...
Pipe ‘A’ can fill a tank in 25 hours while pipe ‘B’ can empty it in 30 hours. They were operated on alternate hours starting with pipe ‘A’. Fin...
Two inlet pipes M and N alone can fill a tank in 12 hours and 15 hours respectively and an outlet pipe P alone can empty the whole tank in 10 hours. First ...
Two inlet pipes M and N alone can fill a tank in 10 hours and 12 hours respectively and an outlet pipe P alone can empty the whole tank in 8 hours. First p...
Two inlet pipes M and N alone can fill a tank in 12 hours and 15 hours respectively and an outlet pipe P alone can empty the whole tank in 10 hours. First ...

Set of Questions

Pipes-and-cisterns Set 1

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