Comprehension Passage
Study the table and answer the following questions based on it.
The following table gives the percentage of marks obtained by 7 students in 5 different subjects in an examination. (The maximum marks in a subject is 100.)
| Sub 1 | Sub 2 | Sub 3 | Sub 4 | Sub 5 | |
| Student 1 | 40 | 45 | 55 | 65 | 70 |
| Student 2 | 60 | 70 | 75 | 65 | 60 |
| Student 3 | 70 | 74 | 64 | 68 | 72 |
| Student 4 | 50 | 75 | 57 | 65 | 62 |
| Student 5 | 61 | 66 | 72 | 58 | 60 |
| Student 6 | 70 | 65 | 68 | 56 | 78 |
| Student 7 | 65 | 45 | 70 | 52 | 58 |
In which subject is the overall percentage best?
1
Subject 2
2
Subject 3
3
Subject 4
4
Subject 5