Question: A machine shop has seven jobs to be processed through two work centers in the following order: milling and then grinding. The start and finish

A machine shop has seven jobs to be processed through two work centers in the following order: milling and then grinding. The start and finish times in hours for each job for each operation are given in the following table:

Milling Grinding Start Finish Start Finish Job 3 3 3 10 11 11 14 21 16 11 16 21 19 24 16 19 22 24 26 22 24 26 30 %24

Determine a sequence that will minimize the total completion time of all jobs.

Milling Grinding Start Finish Start Finish Job 3 3 3 10 11 11 14 21 16 11 16 21 19 24 16 19 22 24 26 22 24 26 30 %24

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