Question 731980
If a piece of work  could be completed  in 24 days by 98 men  how many men  would it take to complete it in 21 days
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The size of a job or project is often given in man-hours or man-days, the product of # of men * # of days
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24*98 = 2352 man-days
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2352 man-days/21 days = 112 men