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CompetitiveQuantitative AptitudePipes and CisternPipes and Cistern
Medium

Two taps $A$ and $B$ can fill an oil tank in $15$ $min$ and $18$ $min$ respectively,while a third tap is used to empty the tank. The third tap is opened after $6$ $min$ of opening of taps $A$ and $B$. If the tank empties in $16 \frac{1}{2}$ $min$ after opening the third tap,then in how much time (in $min$) can the third tap empty the full tank?

  • A
    $6$
  • B
    $12$
  • C
    $10$
  • D
    $15$
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Quantitative Aptitude Questions

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Pipes and Cistern

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Pipes and Cistern

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