Normal Crash Immediate Time Normal Time Crash Activity Predecessor(s) (weeks) Cost (weeks) Cost A none 10 $16,000 8 $20,000 B none 4 6,000 3 9,000 C А, В 12,000 24,000 6 3 D A 7 7,000 5 10,000 E В 14 28,000 12 34,000 F C, D, E 4,500 3 4,500 G F 4 7,200 3 9,000 H F 2 5,000 2 5,000 I F 15,000 4 18,000 J H, I 2 7,000 2 7,000 K J 5 10,000 4 11,000 K 10 24,000 10 24,000

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

Draw the network diagram. Determine the normal time it
will take to complete this project. Determine the critical path for
the project. Calculate the cost of completing the project in normal
time.

Normal
Crash
Immediate
Time Normal
Time
Crash
Activity Predecessor(s) (weeks) Cost (weeks) Cost
A
none
10
$16,000
8
$20,000
B
none
4
6,000
3
9,000
C
А, В
12,000
24,000
6
3
D
A
7
7,000
5
10,000
E
В
14
28,000
12
34,000
F
C, D, E
4,500
3
4,500
G
F
4
7,200
3
9,000
H
F
2
5,000
2
5,000
I
F
15,000
4
18,000
J
H, I
2
7,000
2
7,000
K
J
5
10,000
4
11,000
K
10
24,000
10
24,000
Transcribed Image Text:Normal Crash Immediate Time Normal Time Crash Activity Predecessor(s) (weeks) Cost (weeks) Cost A none 10 $16,000 8 $20,000 B none 4 6,000 3 9,000 C А, В 12,000 24,000 6 3 D A 7 7,000 5 10,000 E В 14 28,000 12 34,000 F C, D, E 4,500 3 4,500 G F 4 7,200 3 9,000 H F 2 5,000 2 5,000 I F 15,000 4 18,000 J H, I 2 7,000 2 7,000 K J 5 10,000 4 11,000 K 10 24,000 10 24,000
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