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Q: A piece of work can be done by 6 men and 5 women in 6 days or 3 men and 4 women in 10 days. It can be done by 9 men and 15 women in……

  • 1
    1 day
  • 2
    2 day
  • 3
    3 day
  • 4
    4 day
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Answer : 3. "3 day"
Explanation :

(6M+5W)✖6=(3M+4W)✖10⇒so that  we can find M:W=5:3, so that totalwork=270

so that work of (9M+15W) is 270⁄90=3 days

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