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Q:

A, B and C can complete a piece of work in 10, 12, and 15 days respectively, They started the work together. But A left the work before 5 days of its completion. B also left the work 2 days after A left. In how many days was the work completed?

  • 1
    4 days
  • 2
    5 days
  • 3
    7 days
  • 4
    8 days
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Answer : 3. "7 days"

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