CET Pipes and Cisterns Questions with Solutions – Page 2
All 26 Pipes and Cisterns questions from MBA CET 2025 and 2026 papers. Tap Show answer, or open the detailed solution (free login). Page 2 of 6.
Two pipes A and B can fill a tank in 24 minutes and 32 minutes respectively. If both the pipes are opened simultaneously, after how much time should B be closed so that the tank is full in 18 minutes?
- 8 minutes
- 9 minutes
- 7 minutes
- 15 minutes
- 24 minutes
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Answer: A. 8 minutes
A cistern is normally filled in 6 hours but takes 4 hours longer to fill because of a leak in its bottom. If the cistern is full, the leak will empty it in how much time?
- 15 hours
- 16 hours
- 12 hours
- 20 hours
- 24 hours
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Answer: A. 15 hours
A cistern has a leak which would empty it in 8 hours. A tap is turned on which admits 6 liters a minute into the cistern and it is now emptied in 12 hours. What is the capacity of the cistern?
- 8000 liters
- 8240 liters
- 8640 liters
- 9000 liters
- 9600 liters
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Answer: C. 8640 liters
A 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?
- 20 hours
- 25 hours
- 30 hours
- 35 hours
- 40 hours
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Answer: D. 35 hours
Two pipes P and Q can fill a cistern in 12 minutes and 15 minutes respectively. Both pipes are opened together, but at the end of 3 minutes pipe P is closed. How much longer will the cistern take to fill completely?
- 8 (1/4) minutes
- 8 (3/4) minutes
- 5 minutes
- 8 (1/2) minutes
- 6 minutes
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Answer: A. 8 (1/4) minutes