Problem 7. The following processing times were obtained for a 6-job, three-machine problem. (a) Use Johnson's algorithm to find a schedule (5 points). "Hint: write the schedule in the box in this format 1-2-3-4-5-6" (b) Is this schedule optimum? Why or why not? "Show your answer in the PDF file uploaded" (5 points). (c) Use the Gantt chart to determine the makespan of this schedule. (5 points). Processing Times M/C 1 Mic 2 M/C 3 Job 1 20 4 12 2 16 5 17 3 10 9 11 4 12 2 13 5 17 3 20 ON 14 1 10 Click Save and Submit to save and subunit. Chick Save All Answers to save all answers. Save All Problem 7. The following processing times were obtained for a 6-job, three-machine problem. (a) Use Johnson's algorithm to find a schedule (5 points). "Hint: write the schedule in the box in this format 1-2-3-4-5-6" (b) Is this schedule optimum? Why or why not? "Show your answer in the PDF file uploaded" (5 points). (c) Use the Gantt chart to determine the makespan of this schedule. (5 points). Processing Times M/C 1 Mic 2 M/C 3 Job 1 20 4 12 2 16 5 17 3 10 9 11 4 12 2 13 5 17 3 20 ON 14 1 10 Click Save and Submit to save and subunit. Chick Save All Answers to save all answers. Save All