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Quant Quiz on Pipes and Cistern For SSC Exams

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Question 1

Pipe A can fill an empty tank in 45 minutes and pipe B can empty the filled tank in 1 hour. If both the pipes are opened alternately for one minute starting with pipe A, then in how much time will the tank be completely filled?

Question 2

A tap can fill an empty tank in 12 hours and a leakage can empty the whole tank in 20 hours. If the tap and the leakage are working simultaneously, how long will it take to fill the whole tank?

Question 3

P and Q are two taps which can fill a tank individually in 5 minutes and 10 minutes respectively. However, there is a leakage at the bottom which can empty a filled tank in 15 minutes. If the tank is empty initially, how much time will both the taps take to fill the tank (leakage is still there)?

Question 4

Two pipes A and B can fill a tank alone  in 24 mins and 36 mins respectively. An outlet pipe C can empty the full tank alone in 18 mins. Pipes A, B and C are opened alternatively for 1 min in this sequence. How long will the tank take to be filled?

Question 5

One pipe fills a water tank three times faster than another pipe. If the two pipes together can fill the empty tank in 36 minutes, then how much time will the slower pipe alone take to fill the tank?

Question 6

Pipes A and B can fill a tank in 10 and 12 hours respectively and C can empty it in 6 hours. If all the three are opened at 7 a.m., at what time will one-fourth of the tank be filled?

Question 7

A water tank has three taps A, B and C. Tap A, when opened, can fill the water tank alone in 4 hours. Tap B, when opened, can fill the water tank alone in 6 hours and tap C, when opened, can empty the water tank alone in 3 hours. If taps A, B and C are opened simultaneously, how long will it take to fill the tank completely ?
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Dec 28SSC & Railway