4 persons can prepare an admission list in 8 days working 7 hours a da – McqOptions

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1.	4 persons can prepare an admission list in 8 days working 7 hours a day. If 3 persons join them so as to complete the work in 4 days, they need to work per day for ?
A.	hours
B.	hours
C.	0 hours
D.	2 hours
Answer» C. 0 hours

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