Study the following table and answer the question.
| Name of the Student | Marks | ||
| English | Maths | Computer | |
| Arav | 74 | 82 | 72 |
| Toshita | 71 | 92 | 49 |
| Pranay | 59 | 65 | 66 |
| Vibhor | 81 | 78 | 82 |
By what percentage is the total marks of Arav in the three subjects more than the total marks of Pranay in the three subjects?
If 5βΏβΊ² = 3125, then n = ________.