A project begins with A and B activities carried outsimultaneously.
Activity A precedes the activity of C and H.
Activity B precedes the activities of D, E and F.
Activity C precedes activity F
Activity D precedes activity G
Activity E precedes activity H
Activity F and G precede activity I
Activity H and I are the final activity of the project.
Time (a = Optimistic, b = Pessimistic, c = Most likely ormiddle) used to complete activities can be seen in the followingtable:
| Activity |
Optimistic (a) |
Pessimistic (b) |
Middle (m) |
| A | 5 | 7 | 6 |
| B | 8 | 8 | 8 |
| C | 7 | 11 | 9 |
| D | 3 | 7 | 5 |
| E | 5 | 9 | 7 |
| F | 8 | 14 | 9 |
| G | 8 | 16 | 10 |
| H | 10 | 20 | 15 |
| I | 3 | 5 | 4 |
1.
OR
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