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Q: A and B together can complete a work in 12 days. A alone can complete it in 20 days. If B does not work only for the first half of the day daily, then in how many days will A and B together complete the work?
  • A. 15 days
  • 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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