Operations before the sails are sent to the customers

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Reference no: EM132294870

A manufacturer of sails for small boats has a group of custom sails awaiting the last two processing operations before the sails are sent to the customers. Operation 1 must be performed before operation 2, and the jobs have different time requirements for each operation. The hours required are as follows:

Job 1 2 3 4 5 6 7 8 9 10

Operation 1 1 5 8 3 9 4 7 2 4 9

Operation 2 8 3 1 2 8 6 7 2 4 1

How many hours will be saved if Johnson’s rule used instead of FCFS? (Assume jobs arrive in the order presented in the above table.)

Reference no: EM132294870

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