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Q: There are two holes in a water tank. Hole 1 alone takes 9 minutes to empty the tank and hole 2 alone can empty the tank in 6 minutes. If the leakage occurs at a fixed rate then by working the both pipes the tank will be emptied in how many minutes ?
  • A.
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  • B.
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  • C.
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  • D.
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Correct Answer: Option A -
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Explanations:

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