Dan's Auto Detailing business performs two major activities: exterior cleanup and interior detailing. Based on the size of car and condition, timeestimates for six cars on Monday morning are as shown in the accompanying table.Car Number15 6ExteriorInterior55 7546535 50 60 459035 40a. Sequence the cars so that all exterior cleanup is done first and total completion time is minimized.The sequence is -Select-- -Select--Select--Select--Select-- -Select-2380 20

Answered: Dan's Auto Detailing business performs…

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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K The following jobs are waiting to be processed at a small machine center: JOB 10 20 30 40 50 DUE DATE DURATION (DAYS) 260 256 260 265 275 28 12 8 18 22 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 10, 50, 40, 20, 30 b) What is the average completion (flow) time? The average completion (flow) time is 62.8 days (round your response to one decimal place). c) What is the average job lateness? The average job lateness is 4 days (round your response to one decimal place).
Using the FCFS rule for scheduling, the sequence is 1-2-3 For the schedule developed using the FCFS rule, the total length of time taken to complete the three suits (including delivery)= 22 hours (enter your response as a whole number). Using Johnson's rule for 2-machine scheduling, the sequence is 3-2-1 For the schedule developed using the Johnson's rule, the total length of time taken to complete the three suits (including delivery)= hours (enter your response as a whole number). D Sunny Park Tailors has been asked to make three different types of wedding suits for separate customers. The table below highlights the time taken in hours for cutting and sewing (process 1) and delivery (process 2) of each of the suits Times Taken for Different Activities (hours) Cut and Sew Suit 1 2 3 5 Deliver 2 3 6 D Assume that orders for suits have been listed in the above table in the order in which they were received.
Describe the process of calculating slack time.
Hello, thanks greatly but why did you use maximum time duration and not shortest time rule in finding the time to make one ball? ( D5 - A14 = 120 SEC )
Please walk me through each step and the reasoning behind the step I don’t understand
Please do not give solution in image format thanku
Job times which includes processing and set up times are shown below: Job Job Time (bs) Due Date (bs) 15 24 20 8 6 A > B C D 12 6 14 3 7 B Using FCFS, determine the average flowtime
time (hours) pH 7.00 7.30 6.99 7.00 Assignment 1 2 7.12 7.25 7.12 7.20 3 720 7.16 720 7.16 4 6.98 7.00 6.94 7.00 5 6.99 6.99 6.99 6.98 6 7.00 6.93 7.02 6.93 7 6.92 7.00 6.92 7.02 Construct the X-Bar charts and R- charts 6.88 6.82 6.94 6.99 7.10 7.00 7.00 7.00 for reporting your results 10 721 7.02 721 7.04 11 7.01 6.86 7.01 6.90 12 6.86 6.98 6.90 6.98 13 6.90 7.00 6.87 7.00 14 7.01 7.04 7.01 7.05 15 7.00 6.95 7.00 6.99 16 7.09 7.20 7.03 7.20 17 6.89 7.14 6.87 7.15 18 6.98 6.80 6.98 6.89 19 7.00 6.90 7.00 6.90 20 7.20 7.00 723 7.00 21 7.04 7.03 7.08 7.00 22 6.90 6.92 6.98 6.92 23 7.00 7.00 7.00 7.00 24 7.00 6.97 7.01 6.98
Please correct
What is the average lateness of these seven jobs if they are scheduled using the earliest due date criterion? Process Time 15 7 12 8 11 10 13 OA. 19.2 OB. 17.8 O C. 18.7 OD. 16.5 Job Job 1 Job 2 Job 3 Job 4 Job 5 Job 6 Job 7 Due Date 23 15 34 16 27 19 28
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.)
Allocate the tasks to workstations taking into consideration the precedence requirements and using the LOT rule to break ties between feasible tasks.

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