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Q: A, B, and C can do a piece of work in 20, 30 and 60 days, respectively. In how many days can 'A' complete the work if he is assisted by B and C on every third day?
  • A. 15 days
  • B. 13 days
  • C. 24 days
  • D. 12 days
Correct Answer: Option A -
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Explanations:

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