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Q:

प्रति दिन 10 घंटे काम करके, 6 आदमी निश्चित दिनों में एक दीवार बना सकते हैं। प्रति दिन कितने घंटे/मिनट काम करके 12 आदमी समान दिनों में दीवार बना सकते हैं?

  • 1
    7 घंटे 30 मिनट
  • 2
    5 घंटे
  • 3
    20 घंटे
  • 4
    10 घंटे
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Answer : 2. "5 घंटे"

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