Development of an update of a particular software product is being considered by a software house. The activities necessary for the completion of this project are listed in the following table:
Activity
|
Immediate Predecessors
|
Normal Time (Weeks)
|
A
|
-
|
2
|
B
|
-
|
4
|
C
|
-
|
4
|
D
|
A
|
6
|
E
|
B
|
2
|
F
|
C
|
4
|
G
|
D, E
|
3
|
What is the project completion time? Please type only the number e.g. 4