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Q. A can do a certain work in the same time in which B and C together can do it. If A and B together could do it in 10 days and C alone in 50 days, then B alone could do it in:

  • (A) 15 days
  • (B) 20 days
  • (C) 25 days
  • (D) 30 days
  • Correct Answer - Option(C)
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