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A cistern has two inlet taps (which fill it in 12 minutes and 15 minutes, respectively) and an exhaust tap. When all the three taps are opened together, it takes 20 minutes to fill an empty cistern. How long will the exhaust tap take to empty it? 
  • a)
    20 minutes 
  • b)
    16 minutes 
  • c)
    12 minutes 
  • d)
    10 minutes
  • e)
    None of these
Correct answer is option 'D'. Can you explain this answer?
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A cistern has two inlet taps (which fill it in 12 minutes and 15 minut...
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A cistern has two inlet taps (which fill it in 12 minutes and 15 minutes, respectively) and an exhaust tap. When all the three taps are opened together, it takes 20 minutes to fill an empty cistern. How long will the exhaust tap take to empty it?a)20 minutesb)16 minutesc)12 minutesd)10 minutese)None of theseCorrect answer is option 'D'. Can you explain this answer?
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A cistern has two inlet taps (which fill it in 12 minutes and 15 minutes, respectively) and an exhaust tap. When all the three taps are opened together, it takes 20 minutes to fill an empty cistern. How long will the exhaust tap take to empty it?a)20 minutesb)16 minutesc)12 minutesd)10 minutese)None of theseCorrect answer is option 'D'. Can you explain this answer? for Quant 2024 is part of Quant preparation. The Question and answers have been prepared according to the Quant exam syllabus. Information about A cistern has two inlet taps (which fill it in 12 minutes and 15 minutes, respectively) and an exhaust tap. When all the three taps are opened together, it takes 20 minutes to fill an empty cistern. How long will the exhaust tap take to empty it?a)20 minutesb)16 minutesc)12 minutesd)10 minutese)None of theseCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Quant 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A cistern has two inlet taps (which fill it in 12 minutes and 15 minutes, respectively) and an exhaust tap. When all the three taps are opened together, it takes 20 minutes to fill an empty cistern. How long will the exhaust tap take to empty it?a)20 minutesb)16 minutesc)12 minutesd)10 minutese)None of theseCorrect answer is option 'D'. Can you explain this answer?.
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