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8 men or 12 women finish a job in 25 days. How long will 6 men and 12 women take?

Competition practiceTime & Work / Pipes
  • A14 2/7 days
  • B12 1/2 days
  • C15 days
  • D16 2/3 days

Step-by-Step Solution

1 man = women: 6 men = 9 women; total 21 women. Job = 300 woman-days: .
Answer: A) 14 2/7 days

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