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Q. A and B can complete a piece of work in 12 days. B and C can complete the same work in 15 days, C and A can complete that work in 20 days. If A, B and C start working together they will complete it in following days

  • (A) 5 days
  • (B) 15 days
  • (C) 10 days
  • (D) 20 days
  • Correct Answer - Option(C)
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