Question: In a CNC machining unit five orders are to be processed in two machines one after the other. The jobs are to be processed first

In a CNC machining unit five orders are to be

In a CNC machining unit five orders are to be processed in two machines one after the other. The jobs are to be processed first on the CNC Turning center and subsequently in the heat treatment section. The processing time in hours for each job is given as under. Jobs A B C D E M/Cs CNC Turning 5 9 4 7 11 Heat Treatment 7 4 8 3 9 Find the optimum sequence of the jobs that minimizes the total time required to complete them. Also calculate the total time for completing all the orders and the idle time of the machines by using a Gantt chart

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