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  4. If 10 persons can do a job in 20 days than 20 pers...

Question #142482

Mathematics

If 10 persons can do a job in 20 days than 20 persons with twice efficiency can do the same job in ____?


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Tags: Math
Answer: If 10 persons can do a job in 20 days than 20 persons with twice efficiency can do the same job in 5 days.
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