Question: Activity Immediate Predecessor Duration A - 15 B - 20 C - 20 D - 21 E - 30 F E 14 G - 14
| Activity | Immediate Predecessor | Duration |
| A | - | 15 |
| B | - | 20 |
| C | - | 20 |
| D | - | 21 |
| E | - | 30 |
| F | E | 14 |
| G | - | 14 |
| H | A, B, C | 7 |
| I | H | 7 |
| J | D, I, E | 21 |
| K | E, J | 7 |
| L | G | 14 |
| M | L | 10 |
| N | K, M | 4 |
Develop the project network . You need to find Early Start (ES), Early Finish (EF), Late Start (LS), Late Finish (LF), total slack, free slack time. Legend is below for each block

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