The following jobs are waiting to be processed at a small machine center: JOB 10 20 30 40 50 DUE DATE DURATION (DAYS) 270 264 270 275 285 According to the LPT rule, the sequence of jobs should be 40, 10, 30, 20, 50 b) What is the average completion (flow) time? The average completion (flow) time is days (round your response to one decimal place). 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). days (round your response to one decimal place). 22 12 All dates are specified as manufacturing planning calendar days. Assume that all jobs arrived on day 220 (yesterday) in the order shown but are not scheduled to begin until day 221 (today). a) Sequence the jobs according to LPT. 18 34 4

The following jobs are waiting to be processed at a small machine center: JOB 10 20 30 40 50 DUE DATE DURATION (DAYS) 270 264 270 275 285 According to the LPT rule, the sequence of jobs should be 40, 10, 30, 20, 50 b) What is the average completion (flow) time? The average completion (flow) time is days (round your response to one decimal place). 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). days (round your response to one decimal place). 22 12 All dates are specified as manufacturing planning calendar days. Assume that all jobs arrived on day 220 (yesterday) in the order shown but are not scheduled to begin until day 221 (today). a) Sequence the jobs according to LPT. 18 34 4

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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Question

Hi, I'm stuck on the remaining parts of this Operations Management problem. Please help. Thanks!

The following jobs are waiting to be processed at a small machine center:
JOB
10
20
30
40
50
DUE DATE
270
264
270
275
285
days (round your response to one decimal place).
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 220 (yesterday) in the order shown but are not scheduled to begin until day 221 (today).
a) Sequence the jobs according to LPT.
According to the LPT rule, the sequence of jobs should be 40, 10, 30, 20, 50.
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).
22 12 18 34 4

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