Eva, the owner of Eva's Second Time Around Wedding Dresses,currently has five dresses to be altered, shown in the order in whichthey arrived:JobVWXYZProcessing Time (hrs)71935Due (hrs from now)51423If Eva uses the shortest processing time first (SPT) priority ruleto schedule these jobs, what will be the average completion time?

Answered: Eva, the owner of Eva's Second Time…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Similar questions

Five welding jobs are waiting to be processed. Their processing times and due dates are given below. Using the critical ratio dispatching rule, in which order should the jobs be processed? All dates are specified as days from today. A B, D, A, E, C B C, E, A, D, B C E, B, A, D, C D C, D, A, B, E Job A B Processing Time (days) 4 2 Job due date (days) 7 4 C 8 11 D 3 5 E 5 11
The following jobs are waiting to be processed at a small machine center; JOB 10 20 30 40 50 days (round your response to one decimal place). DUE DATE 260 254 260 265 275 days (round your response to one decimal place). DURATION (DAYS) All dates are specified as manufacturing planning calendar days. Assume that all jobs arrived on day 200 (yesterday) in the order shown but are not scheduled to begin until day 201 (today). a) Sequence the jobs according to LPT. According to the LPT rule, the sequence of jobs should be 50, 20, 10, 30, 40 b) What is the average completion (flow) time? The average completion (flow) time is c) What is the average job lateness? The average job lateness is d) What is the average number of jobs in the system? The average number of jobs in the system is jobs (round your response to one decimal place). 18 22 14 4 32
Please walk me through each step and the reasoning behind the step I don't understand
Why is managing bottlenecks so important in workcenter scheduling?
Evan Schwartz has six jobs waiting to be processedthrough his machine. Processing time (in days) and duedate information for each job are as follows:Sequence the jobs by FCFS, SPT, SLACK, and DDATE.Calculate the mean flow time and mean tardiness of the sixjobs under each sequencing rule. Which rule would yourecommend?
Fiona cleans offices. She is allowed 5 seconds per square foot. She cleans building A, which is 3,024 square feet, and building B, which is 2,424 square feet. Will she finish these two buildings in an 8-hour shift? Will she have time for a break? Round intermediate calculations to two decimals and final answer to whole number. (yes or no), she (will or will not) finish in an 8-hour shift, and she (can or cannot) have a break of _____ minutes.

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