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Q: A can complete a piece of work alone in 10 days and B can complete the same piece of work alone in 15 days. Working together A, B and C can completes this work in 4½ days. If B does not work, while A and C work on alternate days, starting with C, then in how many days will the work be completed ?
  • A.
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  • B. 13
  • C.
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  • D.
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Correct Answer: Option A -
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Explanations:

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