if 6 men can do a piece of work in 30 days of 9 hours each ,how many men will it take to do 10 times the amount of work if they work 25 days of 8 hours each
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12 men can complete a work in 30 days by working 9 hours a day
∴ 1 men can complete a work in 1 day by working (12 x 30 x 9) hours Let the number of men required be x
Then x men can complete 10 times the work in 24 days by working 5 hours a day
∴ 1 man can complete 1 work in 1 day by working
10
x×24×5
hours
∴12×30×9=
10
x×24×5
⇒x=270 men
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