Use Johnson's rule to determine the optimal processing sequence for the jobs listed in the following table. JOB ABCDEFG Processing Time (mins) ST1 30 8 10 18 5 15 14 ST2 12 16 9 7. 4 5 20 Please write the optimal processing sequence for the six jobs:

Currently a company that designs Web sites has five customers in its backlog. The time since the order​ arrived, processing​ time, and promised due dates are given in the following table. The customers are ready to be scheduled​ today, which is the start of day 190.                                                                                                 Customer Time Since Order Arrived ​(days ago) Processing Time​ (days) Due Date ​(days from ​now) Upper AA 6 18 66 Upper BB 3 24 58 Upper CC 2 32 100 Upper DD 10 22 26 Upper EE 8 12 50   a. Develop separate schedules by using the FCFS and EDD rules. Compare the schedules on the basis of average flow time and average days past due. Part 2 Using the FCFS​ (first come, first​ served) decision rule for sequencing the​ customers, the order​ is:   Sequence 1 2 3 4 5 Customer D   E   A   B   C   Part 3 Using…

How would you manually write a mathematical model this?

A new surgical facility called Cut & Sew has opened in the United States. The branches of the facility are spread throughout the country. These are job shops that handle a variety of outpatient surgical procedures. The process of the facility is set up in a way that one doctor will cut and another will sew. The data regarding the patients and the estimated time for cutting and sewing for each patient are given in the following table: Patient A Cut Time (hours) 2.3 2.5 Sew Time (hours) 2.8 3.0 1.5 1.0 2.8 IB 2.0 0.6 3.8 If we apply the following sequence B-C-D-A-E, the makespan is place). Type your precise answer (one decimal Your Answer: Answer

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Suppose that a task in a project has the following time​ estimates:   to=optimistic completion time=9 weeks tm=most likely completion time=17 weeks tp=pessimistic completion time=21 weeks   Compute the expected task completion time.   The expected task completion time is _________  weeks. ​(Enter your response rounded to one decimal​ place.)

state whether or not each situation would be considered “compensable time” (and why or why not). An employee of a fast food chain has to arrive at work 15 minutes early to change into the“mascot” costume and it typically takes another 15 minutes at the end of the shift to change outof the costume and properly store it. Due to the cost of the costume, employees are notallowed to take the costume home. The “mascots” typically work from 10am – 2pm, to coverthe lunch rush periods. How much time would be “compensable” for the mascots, assumingthe conditions/schedule listed above?2) George is a Radiology Technician at a local hospital and when on call, is required to be nofurther than 30 minutes away from the facility. Is the “on call” time, compensable?

Find the value of X in the following Flow Shop data consisting of 5 jobs which are to be processed on two machines M1 & M2 in that order. M2 Jobs A 7 B 5 C D E M1 5 2 1 4 13 3 6 3 For the sequence using Johnson's Rule, the Average Flow Time X

A bank's mortgage department must process the following six jobs to maximize client satisfaction. Processing Time (days) Due Date 46 19 77 Mortgage 1 2 17 7 19 13 28 24 39 20 64 What sequencing rule should you use? For the rule you selected, find the best sequence using the Excel Sequencing template. The most appropriate sequence rule is -Select- The best sequence is -Select-- -Select-- 3 4 5 6 -Select- ✓ -Select-- -Select-- -Select-