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Q: Three pipes, A, B and C, can fill a cistern in 12, 18 and 24 minutes, respectively. If all the pipes are opened together for 7 minutes, what will be the volume of the water that overflows as the percentage of the total volume of the cistern?
  • A.
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  • B.
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  • C.
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  • D.
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Correct Answer: Option C -
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Explanations:

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