1) A company that has a job shop production type, produces a certain product in batches with the average size of 200 units. The average set up time is 3 hours for each batch. The number of operations per batch is 7. The operation time is 10 mins per piece. The non-operation time is 6 hr. The plant has 18 machines that are working all the available time (100% utilization). Assume the company works 40hr/week.

A) determine the weekly plant production rate. B) determine the work-in-process for the plant.

2) Repeat problem 1 if the average mean time between failure for all machines is 20 hours and the average time needed to repair the machines is 2 hours

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