Pipes & Cistern Practice SetsSynergy Exam Study Material PDF Compilation – TME / Engine Cadet – Click Here Set 1 0 Pipes & Cistern Set 1 Pipes & Cistern Set 1 1 / 10A pump can fill a tank with water in 2 hours. Because of a leak, it took 7/3hours to fill the tank. The leak can drain all the water of the tank in: 13/3 hours 14 hours 8 hours 7 hours 2 / 10 Two pipes A and B together can fill a cistern in 4 hours. Had they been opened separately, then B would have taken 6 hours more than A to fill the cistern. How much time will be taken by A to fill the cistern separately? 1 hour 6 hour 2 hour 8 hour 3 / 10Two pipes A and B can fill a cistern in 75/2 minutes and 45 minutes respectively. Both pipes are opened. The cistern will be filled in just half an hour, if the B is turned off after: 5 min. 15 min. 9 min. 10 min. 4 / 10 A tank is filled by three pipes with uniform flow. The first two pipes operating simultaneously fill the tank in the same time during which the tank is filled by the third pipe alone. The second pipe fills the tank 5 hours faster than the first pipe and 4 hours slower than the third pipe. The time required by the first pipe is: 15 hours 10 hours 30 hours 6 hours 5 / 10Pipes A and B can fill a tank in 5 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are opened together, then the tank will be filled in: 30/11 hours 60/17 hours 9/2 hours 30/17 hours 6 / 10 Two pipes can fill a tank in 20 and 24 minutes respectively and a waste pipe can empty 3 gallons per minute. All the three pipes working together can fill the tank in 15 minutes. The capacity of the tank is: 120 gallons 100 gallons 60 gallons 180 gallons 7 / 10Two pipes A and B can fill a tank in 15 minutes and 20 minutes respectively. Both the pipes are opened together but after 4 minutes, pipe A is turned off. What is the total time required to fill the tank? 10 min. 20 sec. 12 min. 30 sec. 11 min. 45 sec. 14 min. 40 sec. 8 / 10Two pipes A and B can fill a tank in 20 and 30 minutes respectively. If both the pipes are used together, then how long will it take to fill the tank? 25 min 50 min 15 min 12 min 9 / 10Three pipes A, B and C can fill a tank from empty to full in 30 minutes, 20 minutes, and 10 minutes respectively. When the tank is empty, all the three pipes are opened. A, B and C discharge chemical solutions P,Q and R respectively. What is the proportion of the solution R in the liquid in the tank after 3 minutes? 5/11 7/11 8/11 6/11 10 / 10A tank is filled in 5 hours by three pipes A, B and C. The pipe C is twice as fast as B and B is twice as fast as A. How much time will pipe A alone take to fill the tank? 35 hours 20 hours 25 hours 40 hours Your score isThe average score is 0% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Set 2 0 Pipes & Cistern Set 2Pipes & Cistern Set 2 1 / 10A tap can fill a tank in 6 hours. After half the tank is filled, three more similar taps are opened. What is the total time taken to fill the tank completely? 3 hrs 15 min 4 hrs 15 min 3 hrs 45 min 4 hrs 2 / 10Three pipes A, B and C can fill a tank in 6 hours. After working at it together for 2 hours, C is closed and A and B can fill the remaining part in 7 hours. The number of hours taken by C alone to fill the tank is: 10 16 12 14 3 / 10wo pipes can fill a tank in 10 and 14 minutes respectively. A third pipe can empty the tank at the rate of10 liters/minute. If all the pipes working together can fill the empty tank in 8 minutes,what is the capacity of the tank? 220 liters 215.4 liters 225.4 liters 210 liters 4 / 10Two pipes working together can fill a fish tank in 12 minutes. If one pipe fills the fish tank 10 minutes faster than the second pipe, in what time the second pipe alone can fill the fish tank? 30 minutes 35 minutes 25 minutes 20 minutes 5 / 1020 buckets can fill a tank when the capacity of each bucket is 12 liters. If the capacity of each bucket is 10 liters, find the number of buckets required to fill the tank. 24 buckets 30 buckets 34 buckets 27 buckets 6 / 10A cistern can be filled by an inlet in 6 hours and can be emptied by an outlet in 8 hours. If the inlet and outlet are opened together, in what time the cistern can be filled? 26 hours 20 hours 18 hours 24 hours 7 / 10One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in: 144 min. 108 min. 192 min. 81 min. 8 / 10A pipe can fill a tank in 6 hours and another pipe can empty the tank in 12 hours. If both the pipes are opened at the same time, the tank can be filled in 16 hours 10 hours 14 hours 12 hours 9 / 10A large tanker can be filled by two pipes A and B in 60 minutes and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill it together for the other half? 30 min 27.5 min 20 min 15 min 10 / 10Three taps A, B and C can fill a tank in 12, 15 and 20 hours respectively. If A is open all the time and B and C are open for one hour each alternately, the tank will be full in: 7 hours 6 hours 15/2 hours 20/3 hours Your score isThe average score is 0% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Set 3 0 Pipes & Cistern Set 3Pipes & Cistern Set 3 1 / 10Pipe A can fill a tank in 12 minutes whereas pipe A along with pipe B can fill the same tank in 8 minutes. In what time pipe B alone can fill the tank? 20 minutes 22 minutes 24 minutes 25 minutes 2 / 10A can fill a tank in 8 hours, B can fill the same in 12 hours, and C can fill the tank in 24 hours. If they are open at 2 am, 3 am, and 4am respectively, then at what time the tank will be completely fill? 5:00 am 7:00 am 6:40 am 6:00 am 3 / 10Three pipes A, B and C were opened to fill a cistern. Working alone, A, B and C require 12, 15 and 20 minutes respectively. Another pipe D, which is a waste pipe, can empty the filled tank in 30 minutes working alone. What is the total time (in minutes) taken to fill the cistern if all the pipes are simultaneously opened ? 8 6 5 7 4 / 10A tank has two pipes. The first pipe can fill it in 45 minutes and the second can empty it in 1 hour. In what time will the empty tank be filled if the pipes be opened one at a time in alternate minutes? 3 hrs 40 min 4 hrs 48 min 2 hrs 55 min 5 hrs 53 min 5 / 10Pipe A can fill a tank in 16 minutes and pipe B cam empty it in 24 minutes. If both the pipes are opened together after how many minutes should pipe B be closed, so that the tank is filled in 30 minutes? 24 23 22 21 6 / 10A tank is filled in eight hours by three pipes A, B and C. Pipe A is twice as fast as pipe B, and B is twice as fast as C. How much time will pipe B alone take to fill the tank? 24 hours 36 hours 32 hours 28 hours 7 / 10Two pipes can fill a tank in 18 minutes and 15 minutes. An outlet pipe can empty the tank in 45 minutes. If all the pipes are opened when the tank is empty, then how many minutes will it take to fill the tank? 10 13 12 11 8 / 10Two pipes P and Q can fill a cistern in 12 and 15 minutes respectively. Both are opened together, but at the end of 3 minutes the first is turned off. How much longer will the cistern take to fill? 17/2 min 37/4 min 45/4 min 29/4 min 9 / 10Three pipes A, B and C are connected to a tank. Working alone, they require 10 hours, 20 hours and 30 hours respectively. After some time, A is closed and after another 2 hours, B is also closed. C works for another 14 hours so that the tank gets filled completely. Find the time (in hours) after which pipe A was closed. 3 1.5 1 2 10 / 10Two pipes A and B work alternatively with a third pipe C to fill a swimming pool. Working alone, A, B and C require 10, 20 and 15 hours respectively. Find the total time required to fill the pool. 5 hours 14 minutes 6 hours 54 minutes 7 hours 14 minutes 8 hours 14 minutes Your score isThe average score is 0% LinkedIn Facebook Twitter VKontakte 0% Restart quiz SHARE THIS POST Facebook Twitter Pinterest LinkedIn Telegram WhatsApp

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