Cluster · Pipes and Cisterns Problems

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Clusters / #1271
tight score 0.00

Pipes and Cisterns Time to Fill
Questions
355
Questions in this cluster
353 total
Question Category Subtype Difficulty

3 inlet pipes A, B, and C can fill a tank in 40 min, 10 min, and 12 min respectively while 2 outlet pipes X and Y can empty the completely filled tank in 30 min and 24 minutes respectively. Pipes B and X were opened and they were closed after 10 minutes. Pipes A, C, and Y are then opened then how much time the remaining tank will get filled?

pipeline-46780
english intermediate

Two pipes A and B can fill a tank in 10 minutes and 15 minutes respectively. Both the pipes are opened together but after 5 minutes, pipe A is turned off. What is the total time required to fill the tank?

pipeline-42542
english intermediate

There are 3 pipes A, B and C in a tank. Inlet pipes A and B together can fill the tank in 15 minutes while outlet pipe C can empty the full tank in 25 minutes. An outlet pipe D is also added to the tank. Now if all the pipes are opened together, the tank gets full in 50 minutes. Find the time in which pipe D alone can empty the full tank.

pipeline-47488
english intermediate

Two pipes A and B together can fill a cistern in 5 hours. Had they been opened separately, then B would have taken 8 hours more than A to fill the cistern. How much time will be taken by A to fill the cistern separately? (Take 41 = 6.4)

pipeline-42531
english intermediate

Two pipes can fill a cistern in 12 hours and 15 hours respectively. The pipes are opened simultaneously and it is found that due to a leakage, it took 20 minutes more to fill the tank. In how much time will the leakage, empty the full tank?

pipeline-42520
english intermediate

A tank can be filled by two tap P and Q individually in 12 and 15 hours respectively. In how uch time it can be filled if both tap are opened together.

pipeline-232181
english intermediate

Three men M, N, and, O can fill the well in 12, 21, and 15 hours respectively

I. The Time taken by N and O to fill the well is 8.75 hours.

II. The time taken by M to fill half the well with 1/5th of his efficiency is 30 hours

III. The time taken by all three to fill the well is 5 hours approx.

pipeline-480723
english intermediate

A can fill a tank in 10 hrs and B can fill ½ of the tank in 5 hrs.

Quantity l: Quantity of tank filled by A in one hour.

Quantity ll: Quantity of tank filled by B in one hour.

pipeline-75805
english intermediate

What is the total time taken by A, B, C, and D to fill the tank completely?

pipeline-94063
english intermediate

The question given below consists of a statement and /or a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statement(s) is/are sufficient to answer the given question.

How long will it take for the tank to get filled when taps A and B are opened simultaneously?

I. Tap A is a filling tap, and can fill it in two hours

II. Tap B is an emptying tap, and can empty it in three hours

pipeline-296112
english intermediate

If P, Q, and R are opened together, then find the time taken by them to empty up the whole tank filled with water.

pipeline-94059
english intermediate

Pipe C and pipe P are opened to fill the tank but due to some issue pipe C works with 2/3rd of its efficiency after 18 hours. Find the time at which the remaining tank will get full.

pipeline-45642
english intermediate

If 3 pipes A, C, and Q are opened at the same time when the tank is completely half filled then find the time in which the tank will be completely filled.

pipeline-45637
english intermediate

If the pipes Q and C are used as inlet pipes and A and B as outlet pipes. What will be the total time taken to fill the empty tank and empty the filled tank respectively?

pipeline-94072
english intermediate

What is the time taken by pipes P, B, and Q together to fill the empty tank?
 

pipeline-94085
english intermediate

Direction: ​​​​​​The following question is accompanied by two statements S1 and S2. You have to determine which statement is/are sufficient to answer the question.

What is the time taken by pipe M to fill the tank?

S1- The tank M and N can together fill half of the tank in 4 hours and 48 minutes.

S2- Pipe M can fill the tank with pipe O which can empty the tank in 8 hours.

pipeline-92813
english intermediate

 How much time will be taken by 7 men and 9 women to make 100 tanks?

pipeline-94041
english intermediate

Pipe A can fill the oxygen tank in how much less time than Pipe B?

pipeline-464650
english intermediate

If the efficiency of all three pipes becomes twice then, find the time taken by all three pipes to fill the oxygen tank.

pipeline-464653
english intermediate

Three pipes P, Q, and R are used to fill a tank where P and Q are inlets while R is an outlet. Find the time taken by the outlet pipe alone to empty the tank completely.

Statement I: The time taken by all three pipes together to fill that tank is 24 minutes.

Statement II: Pipe Q is half as efficient as pipe P.

Statement III: The time taken by pipes P and R together to fill the tank is 72 minutes.

pipeline-470512
english intermediate

If both pipe C and B works as the leakage pipe in the tank then find, how much time both pipes take to empty 75% of the oxygen tank.

pipeline-464652
english intermediate

Pipes B, Q, and K are opened together to fill an empty tank. If the tank gets full in 15 hours then find the time in which pipe K alone can fill the tank.

pipeline-45641
english intermediate

Pipes A and C are opened to fill an empty tank and after some time, pipe C is closed and Pipe P was opened. If the remaining tank gets full after 45 hours then find the time after which pipe C was closed.

pipeline-45640
english intermediate

Pipe P is opened when the tank is completely filled and after 10 hours, pipe B is also opened. Find the time in which the tank will get full again after the opening of pipe B.

pipeline-45639
english intermediate

A tank is 40% filled. The inlet pipe can fill the remaining portion in 9 minutes but due to problems it does not start right way, it starts after some time. Also, a leak develops initially which can empty the full tank in 25 minutes. Had the leak not developed and the only delay was there in working of inlet pipe, the tank would get filled in 12 minutes. Time required to fill the tank when a leak is operational from the start and inlet pipe becomes operative with delay is?

pipeline-4945
reasoning intermediate

Pipes A and B can fill a tank in 12 hours and 18 hours, respectively, whereas Pipe C can empty the full tank in 8 hours. A and B are opened for \(4\frac{1}{2}\) hours and then closed. C alone will empty the tank in (in h)

pipeline-1306247
mp_police intermediate

A container is normally filled in 5 hours. However, it takes 6 hours when there is a leak at the bottom. If the container is full, at what time would the leak empty it if no water is allowed into the container during that period?

pipeline-1306134
mp_police intermediate

Pipe A can fill a tank in 12 minutes, pipe B can fill it in 18 minutes and pipe C can empty the full tank in 36 minutes. If all the pipes are opened simultaneously, how much time will it take to fill the empty tank completely?

pipeline-1305946
mp_police intermediate

Pipe A can empty a tank in 56 minutes, Pipe B can fill the same tank in 84 minutes and Pipe C can fill the same tank in 112 minutes. If all three pipes work together then how many minutes will it take to fill the empty tank?

pipeline-1306054
mp_police intermediate

Pipe A can fill a tank in 165 minutes, Pipe B can fill the same tank in 99 minutes and Pipe C can empty the same tank in 66 minutes. If all three pipes are minutes will it take to fill the empty tank?

pipeline-1305753
mp_police intermediate

Each inlet pipe can fill an empty cistern in 84 hours while each drain pipe can empty the same cistern from a filled condition in 105 hours. When the cistern is empty, 9 inlet pipes and 10 outlet pipes are simultaneously opened. After how many hours will the cistern be completely filled?

pipeline-1305641
mp_police intermediate

Pipe A can fill a tank in 130 hours, Pipe B can fill the same tank in 156 hours, and Pipe C can fill the same tank in 195 hours. If all three pipes are open together for the first 26 hours, and then pipe B is closed. In how many hours will the remaining part of the tank be filled by Pipe A and Pipe C?

pipeline-1302135
mp_police intermediate

Pipes A, B and C can fill a tank in 15, 30 and 40 hours, respectively. Pipes A, B and C are opened at 6 a.m., 8 a.m. and 10 a.m., respectively, on the same day. When will the tank be full?

pipeline-1291608
mp_police intermediate

Two pipes X and Y can fill a cistern in 21 hours and 24 hours, respectively. The pipes are opened simultaneously and it is found that due to a leakage in the bottom, it takes 48 minutes more to fill the cistern. When the cistern is full, in how much time will the leak empty it if no pipe is open during that time?

pipeline-1297033
mp_police intermediate

Three pipes P, Q, and R can fill a cistern in 40 minutes, 80 minutes, and 120 minutes, respectively. Initially, all the pipes are opened. After how much time (in minutes) should the pipes Q and R be turned off so that the cistern will be completely filled in just half an hour?

pipeline-1292981
mp_police intermediate

There are two pipes used to fill a tank and when operated together, they can fill the tank in 20 minutes. If one pipe can fill the tank two and a half times as quickly as the other, then the faster pipe alone can fill the tank in:

pipeline-1292895
mp_police intermediate

Pipes A and B, when working together, can fill an empty tank in 8 hours. If B is stopped after 2 hours, it will take a total of 11 hours to fill the tank. How long would it take A to fill the empty tank alone?

pipeline-1272121
mp_police intermediate

Pipes A and B can fill a tank in 20 hours and 30 hours, respectively, and pipe C is an outlet pipe. If all three pipes are opened together, it takes 1\(1\over3\) hour more than the time taken by A and B together to fill the tank. A and B are opened together for 7 hours, then both are closed, and C is opened. Now C can empty the tank in:

pipeline-1286137
mp_police intermediate

Pipes P and Q can fill a water tank in 10 hours and 15 hours, respectively. A pipe R can empty a tank filled with water in 12 hours. Initially, the tank is empty and only pipes P and Q are opened at 6 a.m. and pipe R is also opened at 9 a.m. By what time will the tank be filled?

pipeline-1288126
mp_police intermediate

A tank can be filled by pipe A in 4 hours and pipe B in 6 hours. At 8:00 a.m., pipe A was opened. At what time will the tank be filled if pipe B is opened at 9:00 a.m.?

pipeline-1273628
mp_police intermediate

Two pipes P and Q can fill a cistern in 18 and 24 minutes respectively. Both pipes are opened, but after some time, the slower pipe is closed. The cistern gets filled in 12 minutes from the start. When is the slower pipe closed?

pipeline-1269998
mp_police intermediate

Pipes A, B, and C together can fill a cistern in 12 hours. All three pipes are opened together for 4 hours and then C is closed. A and B together take 10 hours to fill the remaining part of the cistern. C alone will fill two-thirds of the cistern in:

pipeline-1193961
up_police intermediate

Pipe A can fill a cistern in 14 hours and Pipe B can fill it in 28 hours. If both the pipes are opened on alternate hours and if pipe B is opened first, then in how much time the cistern will be filled?

pipeline-1197975
up_police intermediate

Two pipes X and Y can fill a cistern in 21 hours and 24 hours, respectively. The pipes are opened simultaneously and it is found that due to a leakage in the bottom, it takes 48 minutes more to fill the cistern. When the cistern is full, in how much time will the leak empty it if no pipe is open during that time?

pipeline-1148165
up_police intermediate

A cistern can be filled by two pipes in 8 minutes and 10 minutes, separately. Both the pipes are opened together for a certain time, but due to an obstruction, only 5/8 of the full quantity of water flowed through the former pipe and 3/5 through the latter pipe. However, the obstruction was suddenly removed, and the cistern was filled in 3 minutes from that moment. How long did it take before the full flow began?

pipeline-1139689
up_police intermediate

A cistern has a leak which would empty it in 6 hours. A tap is turned on which admits 10 litres of water per minute into the cistern. When it is full it now emptied in 10 hours. What is the capacity (in litres) of the cistern?

pipeline-1115959
up_police intermediate

Tap A can fill the empty tank in 16 hours, but due to a leak in the bottom it is filled in 20 hours. If the tank is full and then tap A is closed then in how many hours the leak can empty it?

pipeline-1139545
up_police intermediate

Two pipes P and Q can fill a cistern in 18 and 24 minutes respectively. Both pipes are opened, but after some time, the slower pipe is closed. The cistern gets filled in 12 minutes from the start. When is the slower pipe closed?

pipeline-1112401
up_police intermediate

A tank is connected with 3 pipes, P, Q, and R in which pipes P and R can fill the tank in 3 hours and 6 hours respectively when working alone. The pipe Q which is an outlet pipe can empty the same tank in 4 hours. At what time the tank would be completely filled if all the pipes are opened at 8 AM?

pipeline-1170852
up_police intermediate

A pipe can fill an empty tank in 5 minutes and another pipe can empty it in 6 minutes. If both the pipes are opened simultaneously, then in how much time will the tank be filled?

pipeline-1170037
up_police intermediate
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