Seven persons working for 8 hours a day can complete a work in 13 days – McqOptions

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1.	Seven persons working for 8 hours a day can complete a work in 13 days. When they work \(6\frac{1}{2}\) hours a day and 9 more persons are brought to work, then in how many days will the work be completed?
A.	6
B.	9
C.	7
D.	8
Answer» D. 8

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