Question 2.
The Zechmeister Corporation has determined a client will pay it a $10,000 bonus if it completes the project in 14 weeks or less. The associated normal times and costs as well as the crash times and costs are shown below. Considering the costs involved to crash the project, determine if the Zechmeister Corporation should crash the project to 14 weeks to receive the bonus. Using this information construct a network diagram for the project using the Activity on Node diagram.
|
Duration in weeks |
|||||
|
Activity |
Preceding activities |
NORMAL TIME |
CRASH TIME |
NORMAL COST ($) |
CRASH COST ($) |
|
A |
- |
3 |
2 |
600 |
1,200 |
|
B |
- |
6 |
4 |
1,200 |
2,400 |
|
C |
- |
5 |
2 |
1,200 |
2,400 |
|
D |
A |
4 |
3 |
1,200 |
1,800 |
|
E |
B |
7 |
6 |
1,200 |
1,800 |
|
F |
C |
7 |
4 |
1,200 |
3,000 |
|
G |
A |
5 |
1 |
2,400 |
4,800 |
|
H |
B |
5 |
2 |
1,200 |
3,000 |
|
I |
C |
5 |
3 |
1,800 |
2,400 |
|
j |
D, G |
2 |
2 |
300 |
300 |
|
K |
E, H |
4 |
4 |
300 |
300 |
|
L |
F, I |
3 |
3 |
300 |
300 |
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