The given table shows the marks of 12 college students in the Science exam.
| Name | Marks (Out of 40) | Name | Marks (Out of 40) |
| Charlotte | 37 | Marc | 24 |
| Emilie | 20 | Alex | 30 |
| Laure | 30 | Matthieu | 14 |
| Pauline | 9 | Sara | 25 |
| Alexia | 33 | Mathis | 20 |
| Tony | 38 | Max | 20 |
What is the average score of the class?