The figure below shows the network for a particular project which consists of four activities.
|
Activity |
Normal time (days) |
Crash time (days) |
|
1-2 |
3 |
2 |
|
2-3 |
4 |
2 |
|
2-4 |
5 |
4 |
|
3-4 |
7 |
5 |
The minimum time required for the completion of the project is _________
1
9 days
2
13 days
3
14 days
4
19 days