The following table contains a list of activities, with precedence requirements and crash costs. All start and finish times and crash costs are on a per-week basis. a. Draw the network diagram for the project below. b What is the critical path and completion time for the project? c. Determine the least expensive project cost if the duration is to be 10% shorter than normal project duration. Normal Crash Normal Crash Activity Time Time Cost Cost Predecessor 2,000 1,500 2,200 2,500 1,950 2,600 2,000 3,000 3,000 2,275 10 12 A 8 A C 16 12 A D 8. 12 B 9. 9. 24 800 D 1,000 4,000 1,800 19 3,650 1,200 G Е, F H. 17 14

Practical Management Science
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ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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2. The following table contains a list of activities, with precedence requirements and crash
costs. All start and finish times and crash costs are on a per-week basis.
a. Draw the network diagram for the project below.
b What is the critical path and completion time for the project?
141
c. Determine the least expensive project cost if the duration is to be 10% shorter than
normal project duration.
Normal
Crash
Normal
Crash
Activity
Time
Time
Cost
Cost
Predecessor
2,600
2,000
3,000
A
10
7
2,000
1,500
2,200
2,500
1,950
В
12
8
A
C
16
12
A
D
E
8
12
B
C
7
3,000
2,275
1,000
4,000
1,800
9
F
G
800
3,650
1,200
9
8
D
24
Е, F
G
19
17
14
Transcribed Image Text:2. The following table contains a list of activities, with precedence requirements and crash costs. All start and finish times and crash costs are on a per-week basis. a. Draw the network diagram for the project below. b What is the critical path and completion time for the project? 141 c. Determine the least expensive project cost if the duration is to be 10% shorter than normal project duration. Normal Crash Normal Crash Activity Time Time Cost Cost Predecessor 2,600 2,000 3,000 A 10 7 2,000 1,500 2,200 2,500 1,950 В 12 8 A C 16 12 A D E 8 12 B C 7 3,000 2,275 1,000 4,000 1,800 9 F G 800 3,650 1,200 9 8 D 24 Е, F G 19 17 14
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