The following jobs are waiting to be processed at the same machine center. Jobs are logged as they arrive:

In what sequence would the jobs be ranked according to the following decision rules:
(a) FCFS
(b) EDD
(c) SPT
(d) LPT?
All dates are specified as manufacturing planning calendar days. Assume that all jobs arrive on day 275. Which decision is best andwhy?

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Job Due Dat Duration (days) 313 312 325 314 314 16 40