Question: The Taylor Machine Shop rebores engine blocks. Currently, five engine blocks are waiting for processing. At any time, the company has only one engine expert

The Taylor Machine Shop rebores engine blocks. Currently, five engine blocks are waiting for processing. At any time, the company has only one engine expert on duty who can do this type of work. The engine problems have been diagnosed, and the processing times for the jobs have been estimated. Expected completion times have been agreed upon with the shops customers. The accompanying table shows the current situation.

The Taylor Machine Shop rebores engine blocks.

a) Calculate the average flow time if FCFS rule is used.

b) Calculate the average flow time if SPT rule is used.

c) Calculate the average flow time if EDD rule is used.

d) Find the optimal sequence if CR rule is used.

Engine Block Processing time (days) Due date (days) Ranger 8 10 Explorer 6 12 Bronco 15 20 Econoline 150 3 18 Thunderbird 12 22

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