Pipes and Cistern
Pipes and Cistern - Important Points
| 16. | Two taps A and B can fill a tank in 5 hours and 20 hours respectively. If both the taps are open then due to a leakage it took 30 minutes more to fill the tank. In what time will the leakage alone empty the full tank ? |
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A. 24 hrs
B. 27 hrs
C. 30 hrs
D. 36 hrs
View Answer Discuss Work SpaceAnswer: option d
Explanation:
| 17. | Two taps A and B can fill a tank separately in 10 minutes and 20 minutes respectively. However, a leakage at the bottom can empty a filled tank in 40 minutes. How much time will both the taps alongwith the leakage take to fill the empty tank ? |
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A. 8 minutes
B. 9 minutes
C. 10 minutes
D. 32 minutes
View Answer Discuss Work SpaceAnswer: option a
Explanation:
| 18. | Two pipes, A and B, can fill a tank in 60 minutes and 40 minutes respectively. How many minutes will it take to fill the tank from empty state if pipe B is used for half the time and pipe A and pipe B fill it together for the other half ? |
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A. 20 min
B. 25 min
C. 27 min
D. 30 min
View Answer Discuss Work SpaceAnswer: option d
Explanation:
| 19. | 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? |
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A. 30 hours
B. 32 hours
C. 35 hours
D. 40 hours
View Answer Discuss Work SpaceAnswer: option c
Explanation:
| 20. | A pipe A can fill a tank four times as fast as another pipe B. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone can fill the tank in: |
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A. 180 min
B. 160 min
C. 144 min
D. 136 min
View Answer Discuss Work SpaceAnswer: option a
Explanation:
Pipes and Cistern Questions and Answers FAQ
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