Math, asked by shweta89, 1 year ago

yadi 42 person kisi work ko krne me 15 days me finish krte h to 30 person us work ko kitne days me krege?

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Answered by 854101

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42 persons ko karne me laga samay 15 days , 1 person ko laga samay 42×15. Therefore 30 persons ko laga samay 42×15/30=21 days

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