Aptitude - Pipes and Cisterns - Discussion
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| Q. | To fill a cistern, pipes A, B and C take 20 minutes, 15 minutes and 12 minutes respectively. The time in minutes that the three pipes together will take to fill the cistern, is : . [Assistant Grade] |
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| Answer: | Option A | |
| Explaination: |
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Discussion
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| Name | Discussion |
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