The points for marks scored in class 10 and 12 are tabulated below
Marks in % |
points for class 10 |
points for class 12 |
≥80 |
10 |
15 |
≥ 75 and < 80 |
8 |
12 |
≥ 70 and < 75 |
6 |
9 |
≥ 65 and < 70 |
4 |
6 |
≥ 60 and < 65 |
2 |
3 |
< 60 |
0 |
0 |
The weights assigned to different parameters are 56 to CAT score, 10 to class 10 marks, 15 to class 12 marks. So you will need to score at least 80+ marks in class 10 and 12 to get into IIM Calcutta.