SOLUTION: 20 men can do a piece of work in 24 days. After working for 6 days, additional number of men were added to finish the work in 21 days from the beginning. Find the number of additio
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Question 854647: 20 men can do a piece of work in 24 days. After working for 6 days, additional number of men were added to finish the work in 21 days from the beginning. Find the number of additional men.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
20*24=480 man days
20*6=120
480-120=360 more to go
21-6=15 more days
360/15=24 men
24-20=4 additional men were added
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