engineering recuitment GATE ME 2023-24 Test Series Industrial Engineering Operations Research PERT and CPM
| Activity | After Activities | Duration (days) |
| A | - | 2 |
| B | - | 1 |
| C | A | 3 |
| D | B | 5 |
| E | B | 1 |
| F | C, D | 3 |
| G | B | 5 |
| H | G | 2 |
| I | E, F | 3 |
The sum of dummy activities required to make the network diagram of the project is _________.
Enter numerical value using the virtual keypad. Round off where necessary.