a-1. Determine the critical path. A-B-D-G A-B-E-G A-C-F-G OA-C-E-G a-2. Determine the early completion time in weeks for the project. Early completion time weeks
a-1. Determine the critical path. A-B-D-G A-B-E-G A-C-F-G OA-C-E-G a-2. Determine the early completion time in weeks for the project. Early completion time weeks
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
Question 111

Transcribed Image Text:A-B-D-G
OA-B-E-G
A-C-F-G
OA-C-E-G
a-2. Determine the early completion time in weeks for the project.
Early completion time
For the data shown, reduce the project completion time by three weeks. Assume a linear cost per week shortened.
NORMAL
TIME
NORMAL CRASH
COST
$ 7,000
5
12,000
5,000
4,000
3,000
6,000
7,000
ACTIVITY
A
B
E
F
G
10
8
6
7
4
4
weeks
TIME CRASH COST
3
Resulting cost to crash
7
7
5
6
3
3
b-1. Which activities in order of reduction would be shortened?
O A-G-D
O G-D-A
OD-G-A
O D-B-C
b-2. Find the resulting cost to crash.
$13,000
18,000
7,000
5,000
6,000
7,000
9,000

Transcribed Image Text:The following CPM network has estimates of the normal time in weeks listed for the activities:
A(5)
A-B-D-G
A-B-E-G
A-C-F-G
OA-C-E-G
B(10)
a-1. Determine the critical path.
C(8)
Early completion time
D(6)
weeks
E(7)
a-2. Determine the early completion time in weeks for the project.
F(4)
G(4)
For the data shown, reduce the project completion time by three weeks. Assume a linear cost per week shortened.
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