Using the following information and assuming that all of the automobiles arrived at the same time, use a Gantt chart and the critical ratio (CR) rule to prioritize jobs for processing. Determine the makespan , average flowtime , average queue time, average lateness, and average tardiness. Also assume that transfer times are zero.

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Repair center/Est. Hours Job Due Date (hrs.) A/1, B/3, C/2 A/2, C/3 15 B/1, A/2, C/1 A/3, C/2, B/2 4 20 c/1, B/4, A/2 16 2. 3. 5.