%) Problem 1 5.1 8 EQuestion Help Using the FCFS (first come, first served) deci

Question

%) Problem 1 5.1 8 EQuestion Help Using the FCFS (first come, first served) decision rule for sequencing the jobs, the The following jobs are waiting to be processed at Rick Solano's machine order is center. Solano's machine center has a relatively long backlog and sets a fresh schedule every 2 weeks, which does not disturb earlier schedules. Below are the jobs to be scheduled today, which is day 241 (day 241 is a work day). Job names refer to names of clients and contract numbers. Compute all times based on initiating work on day 241 Job SY-11 RG-05 BR-02 DE-06 CX-01 Sequence Date Job Received 230 235 231 228 225 Job Due Date Duration (days) BR 02 CX- 01 DE-06 RG 05 SY-11 320 360 310 300 270 35 40 30 15 25 4 The total flow time for the sequence developed using the FCFS rule390 days (round your response to two decimal places) The percentage utilization for the sequence developed using the FCFS rule % (enter your response as a percentage rounded to two decimal places)

Explanation / Answer

Eng Block Processing time Flow in Flow out Due Tardiness FCFS SY 1 25 241 266 270 0 RG 2 15 267 282 300 0 Avg flow time 81 BR 3 35 283 318 320 0 WIP 2.793103 Completion/Makespan DE 4 30 319 349 310 39 Avg job lateness 13.8 CX 5 40 350 390 360 30 Late jobs 2 Utilization 35.80% Makespan/Completion Makespan 145 Completion 405 Avg Tardiness 13.8 (sum of Proc Time) SUM(of flow out)-(240*5) Utilization 35.80% Makespan/Completion

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