Part X requires machining on a milling machine (Operation A and B are required). The following information is known: (Operation, Standard Time, Efficiency, Reliability, Defect Rate); (A, 5 min, 90%, 95%, 3%); (B, 8 min, 95%, 90%, 2%). Find the number of work-pieces required for operation A to produce 3000 parts per week. Assume the company will be operating 5 days per week, 16 hours per day. Also find the number of work-pieces required for operation B to produce 3000 parts per week.