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Mathematics, 22.06.2021 14:50 melkumathurin

20 men can do a piece of work in 24 days. After working for few days, 3 men are added and the work was finished 3 days earlier. After how many days if 4 men are added?​

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20 men can do a piece of work in 24 days. After working for few days, 3 men are added and the work w...
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