1 [Figure 1, printed on the insert, is provided for use in this question.]
A building project is to be undertaken. The table shows the activities involved.
| Activity | Immediate Predecessors | Duration (weeks) |
| A | - | 2 |
| B | - | 1 |
| C | A | 3 |
| D | A, B | 2 |
| E | B | 4 |
| F | C | 1 |
| G | \(C , D , E\) | 3 |
| H | E | 5 |
| I | \(F , G\) | 2 |
| J | \(H , I\) | 3 |
- Complete an activity network for the project on Figure 1.
- Find the earliest start time for each activity.
- Find the latest finish time for each activity.
- State the minimum completion time for the building project and identify the critical paths.