Question: last is 5 last two is 55 Question 3. (20 points) Eight jobs are to be processed through a single machine. The processing times and

last is 5 last two is 55 Question 3. (20 points) last is 5 last two is 55

Question 3. (20 points) Eight jobs are to be processed through a single machine. The processing times and due dates are given here. 6 Job Proc time Due date 1 1 87 210 2 55 120 3 147 180 4 457 300 5 201 240 1 360 a) (2 pts) Determine the sequence in order to: Minimize the maximum tardiness. b) (9 pts) Determine the sequence in order to: Minimize the number of tardy jobs c) (9 pts) Now assume you have two parallel and identical machines c.1) Determine the new sequence in order to: Minimize the makespan. What is the sequence, makespan and mean flow time? c.2) Re-evaluate the sequence to minimize the mean flow time while keeping the makespan at its minimum level you found previously. What is the new sequence, makespan and mean flow time? Question 3. (20 points) Eight jobs are to be processed through a single machine. The processing times and due dates are given here. 6 Job Proc time Due date 1 1 87 210 2 55 120 3 147 180 4 457 300 5 201 240 1 360 a) (2 pts) Determine the sequence in order to: Minimize the maximum tardiness. b) (9 pts) Determine the sequence in order to: Minimize the number of tardy jobs c) (9 pts) Now assume you have two parallel and identical machines c.1) Determine the new sequence in order to: Minimize the makespan. What is the sequence, makespan and mean flow time? c.2) Re-evaluate the sequence to minimize the mean flow time while keeping the makespan at its minimum level you found previously. What is the new sequence, makespan and mean flow time

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