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Two pipes A and B can fill a cistern in 12 minutes and 15 minutes respectively but a third pipe C can empty the full tank in 6 minutes. A and B are kept open for 5 minutes in the begining and then C is also opened. In what time will the cistern be emptied?
  • a)
    30 min
  • b)
    33 min
  • c)
    37.5 min
  • d)
    45 min
Correct answer is option 'D'. Can you explain this answer?
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Two pipes A and B can fill a cistern in 12 minutes and 15 minutes respectively but a third pipe C can empty the full tank in 6 minutes. A and B are kept open for 5 minutes in the begining and then C is also opened. In what time will the cistern be emptied?a)30 minb)33 minc)37.5 mind)45 minCorrect answer is option 'D'. Can you explain this answer?
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Two pipes A and B can fill a cistern in 12 minutes and 15 minutes respectively but a third pipe C can empty the full tank in 6 minutes. A and B are kept open for 5 minutes in the begining and then C is also opened. In what time will the cistern be emptied?a)30 minb)33 minc)37.5 mind)45 minCorrect answer is option 'D'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Two pipes A and B can fill a cistern in 12 minutes and 15 minutes respectively but a third pipe C can empty the full tank in 6 minutes. A and B are kept open for 5 minutes in the begining and then C is also opened. In what time will the cistern be emptied?a)30 minb)33 minc)37.5 mind)45 minCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Two pipes A and B can fill a cistern in 12 minutes and 15 minutes respectively but a third pipe C can empty the full tank in 6 minutes. A and B are kept open for 5 minutes in the begining and then C is also opened. In what time will the cistern be emptied?a)30 minb)33 minc)37.5 mind)45 minCorrect answer is option 'D'. Can you explain this answer?.
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