A contractor undertakes to make a road in 40 days and employs 25 men. After 24 days, he finds that only one- third of the road in made. How many extra men should he employ so that he is able to complete the work 4 days earlier?
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Q:
A contractor undertakes to make a road in 40 days and employs 25 men. After 24 days, he finds that only one- third of the road in made. How many extra men should he employ so that he is able to complete the work 4 days earlier?
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