10 persons can do a job in X days. If 20 persons with twice the efficiency can do the same job in 5 days, then find the value of X?
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10 persons can do a job in X days. If 20 persons with twice the efficiency can do the same job in 5 days, then find the value of X?
- 140false
- 215false
- 320true
- 430false
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