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ibps Numerical Ability - Pipes and Cistern Questions with Answers

(#M40166933) IBPS QUESTION Keep an EYE

Two pipes A and B can fill a tank in 60 hours and 40 hours respectively and pipe C can empty the tank in 15 hours. If pipes A and B are opened for 12 hours, then pipe C is also opened. After how many hours, the tank will be emptied?
A)10 hours B)20 hours C)12.5 hours D)15 hours E)None of these

Asked In IBPS Devendra Marghade (5 years ago)

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(#M40166739) IBPS QUESTION Keep an EYE

A pump can fill a tank with water in 2 hours. Because of a leak, it took 2⅔ hours to fill the tank. The leak can drain all the water of the tank in
A)9 hours B)8 hours C)10 hours D)6 hours

Asked In IBPS Devendra Marghade (5 years ago)

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(#M40166715) IBPS QUESTION Keep an EYE

Two pipes A and B together can fill a cistern in 4⅘ hours. Had they been opened separately, then B would have taken 4 hours more than A to fill the cistern. How many time will be taken by A to fill the cistern separately?
A)6 hours B)5 hours C)8 hours D)7½ hours E)None of these

Asked In IBPS Devendra Marghade (5 years ago)

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(#M40166576) IBPS QUESTION Keep an EYE

Ratio of time taken by three pipes A, B and C to fill or empty the tank is 10:15:18. But A and B are inlet pipe and C is a outlet pipe. All pipe together can fill the tank in 18 hours. Find out the time taken by pipe A and B together to fill the tank?
A)15 hours B)18 hours C)12 hours D)14 hours E)16 hours

Asked In IBPS Devendra Marghade (5 years ago)

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(#M40166575) IBPS QUESTION Keep an EYE

Two pipe A and B can fill the tank in 30 min and 36 min respectively. Both pipes start together but due to some reason they work with of their 2/3 rd and 3/5 th efficiency respectively. After sometimes the problem is solved and remaining tank is filled in 10 min. Find out the total time taken by pipes to fill the tank?
A)8 min B)12 min C)10 min D)9 min E)20 min

Asked In IBPS Devendra Marghade (5 years ago)

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(#M40166499) IBPS QUESTION Keep an EYE

In a tank there are three inlet pipes P, Q and R and one outlet pipe S. Pipe R fills the tank two times faster than pipe P and three times faster than pipe Q. Outlet S takes 10 minutes to empty the full tank. Time taken by inlet R to fill the empty tank is 2/5th of the time taken by S to Empty the full tank. In what time Will the inlets P and Q together fill the empty tank ?
A) 4⅘ minutes B) 4⅖ minutes C) 3⅘ minutes D) 3 ⅖ minutes E) 5⅔ minutes

Asked In IBPS Devendra Marghade (5 years ago)

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(#M40166465) IBPS QUESTION Keep an EYE

Tank at a water supply station is filled with water by several pumps. At first, three pumps of the same capacity are turned on. 2½ hours later, two more pumps (both of same efficiencies) of different capacity are set into operation. After 1 hour, it was observed that 15 m³ was still left to fill to its capacity. In another hour the tank was full. One of the two additional pumps could have filled the tank in 40 hours. What is the volume of the tank?
A) 75 m³ B) 90 m³ C) 60 m³ D) 80 m³ E) None of these

Asked In IBPS Devendra Marghade (5 years ago)

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(#M40166408) IBPS QUESTION Pipes and Cistern Keep an EYE

A swimming pool is fitted three pipes. The first two pipes working simultaneously, fill the pool in the same time as the third pipe alone. The second pipe alone fills the pool 5 hours faster than the first pipe and 4 hours slower than the third pipe. In what time will the second and third pipes together fill the pool ?
1) 3 hours 2) 3.75 hours 3) 4 hours 4) 4.75 hours 5) None of these

Asked In IBPS Devendra Marghade (5 years ago)

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(#M40166360) IBPS QUESTION Keep an EYE

Two tap A and B can fill a tank in 24 minutes and 16 minutes respectively, if both taps are opened together find after how much time tap A is closed so that whole tank is filled in 12 minutes? (1) 12 min (2) 4 min (3) 8 min (4) 6 min (5) 10 min

Asked In IBPS Devendra Marghade (5 years ago)

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(#M40025197) IBPS QUESTION MENTAL ABILITY Keep an EYE

Three pipes A, B and C can fill a cistern in 6 hours. After workingat 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 cistern is:

Asked In IBPS MAN (12 years ago)

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