Operations and Supply Chain Management
14th Edition
ISBN: 9780078024023
Author: F. Robert Jacobs
Publisher: MCG
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Chapter 20, Problem 18OQ
Summary Introduction
To determine: The number of items to be ordered.
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Students have asked these similar questions
a/ a
Minimum cost
assign each worker for one job at
Jobs
J1
12
33
WI
2
4
6
W2
5
W3
5
33
6
7
وبة واضافة هذه القيمة الى القيم
Ex: Assign each job for each worker at minimum total Cost
عمل لكل عامل وبأقل كلفة ممكنة
obs الأعمال
Workors العمال
J1 J2 J3 J4
W₁ 15 13 14 12
W2 11 12 15 13
W3 13 12 10 11
W4 15 17 14 16
The average completion time (flow time) for the sequence developed using the FCFS rule = 11.75 days (round your
response to two decimal places).
The percentage utilization for the sequence developed using the FCFS rule = 42.55 % (enter your response as a
percentage rounded to two decimal places).
b) Using the SPT (shortest processing time) decision rule for sequencing the jobs, the order is (to resolve a tie, use the
order in which the jobs were received):
An Alabama lumberyard has four jobs on order, as shown in the following table. Today is day 205 on the yard's
schedule. In what sequence would the jobs be ranked according to the decision rules on the left:
Job
Due Date
A
212
B
209
C
208
D
210
Duration (days)
6
3
3
8
Sequence
1
Job
B
2
3
4
A
D
The average tardiness (job lateness) for the sequence developed using the SPT rule = 5.00 days (round your
response to two decimal places).
The average completion time (flow time) for the sequence developed using the SPT rule = 10.25 days…
Chapter 20 Solutions
Operations and Supply Chain Management
Ch. 20 - Prob. 1DQCh. 20 - Distinguish between in-process inventory, safety...Ch. 20 - Discuss the nature of the costs that affect...Ch. 20 - Under which conditions would a plant manager elect...Ch. 20 - What two basic questions must be answered by an...Ch. 20 - Discuss the assumptions that are inherent in...Ch. 20 - Prob. 7DQCh. 20 -
Which type of inventory system would you use in...Ch. 20 - Prob. 9DQCh. 20 -
When cycle counting inventory, why do experts...
Ch. 20 - Prob. 1OQCh. 20 - Almost certainly you have seen vending machines...Ch. 20 - Prob. 3OQCh. 20 - Prob. 4OQCh. 20 - Prob. 5OQCh. 20 - Prob. 6OQCh. 20 - Wholemark is an Internet order business that sells...Ch. 20 - Prob. 8OQCh. 20 - Prob. 9OQCh. 20 - Prob. 10OQCh. 20 - Prob. 11OQCh. 20 - Ray’s Satellite Emporium wishes to determine the...Ch. 20 - Dunstreet’s Department Store would like to develop...Ch. 20 - Charlie’s Pizza orders all of its pepperoni,...Ch. 20 - Given the following information, formulate an...Ch. 20 - Lieutenant Commander Data is planning to make his...Ch. 20 - Jill’s Job Shop buys two parts (Tegdiws and...Ch. 20 - Demand for an item is 1,000 units per year. Each...Ch. 20 - The annual demand for a product is 15,600 units....Ch. 20 -
Daily demand for a product is 100 units, with a...Ch. 20 - Item X is a standard item stocked in a company’s...Ch. 20 - Annual demand for a product is 13,000 units;...Ch. 20 - Gentle Ben’s Bar and Restaurant uses 5,000 quart...Ch. 20 - Prob. 24OQCh. 20 - Daily demand for a product is 60 units with a...Ch. 20 - University Drug Pharmaceuticals orders its...Ch. 20 - Sarah’s Muffler Shop has one standard muffler that...Ch. 20 - Prob. 28OQCh. 20 - Prob. 29OQCh. 20 - It is your responsibility, as the new head of the...Ch. 20 - Prob. 31OQCh. 20 - A local service station is open 7 days per week,...Ch. 20 - Dave’s Auto Supply custom mixes paint for its...Ch. 20 - Prob. 34OQCh. 20 - Demand for a book at Amazon.com is 250 units per...Ch. 20 - Palin’s Muffler Shop has one standard muffler that...Ch. 20 - Daily demand for a certain product is normally...Ch. 20 - A particular raw material is available to a...Ch. 20 - CU, Incorporated (CUI), produces copper contacts...Ch. 20 - In the past, Taylor Industries has used a...Ch. 20 - Alpha Products, Inc., is having a problem trying...Ch. 20 - DAT, Inc., produces digital audiotapes to be used...Ch. 20 - Prob. 1AECh. 20 - Analytics Exercise: Inventory Management at...Ch. 20 - Analytics Exercise: Inventory Management at...Ch. 20 - Prob. 4AECh. 20 - Prob. 5AECh. 20 - Prob. 1PECh. 20 - Prob. 2PECh. 20 - Prob. 3PECh. 20 - Prob. 4PECh. 20 - Prob. 5PECh. 20 - Prob. 6PECh. 20 - Prob. 7PECh. 20 - Prob. 8PECh. 20 - Prob. 9PECh. 20 - Prob. 10PECh. 20 - Prob. 11PECh. 20 - Prob. 12PECh. 20 - Prob. 13PECh. 20 - Prob. 14PE
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