IIM Calcutta - Indian Institute of Management

As of now, just be consistent in your efforts and try to score as high as possible in CAT. That should be your prime focus. Interview and selection should be a secondary concern to you but I will mention a few insights.
10th and 12th marks are of concern but if you get the interview call, prepare we

The admissions in IIMs are based on percentile obtained in Common Admission test (A Management Entrance Test). The academic performance, Group discussion, Personal Interview, Work experience and Extra curricular activities are the other parameters considered in selection of the candidates. For admis

Hi, Category Section-1 VARC Overall CAT 2019
General (Open) 80 85
NC-OBC 70 75
EWS 70 75
SC 65 70
Good luck.

Based on your profile you will have to score near perfect CAT score and do extremely well in GDPI to get admission in any of the top IIMs.

That said, the general picture is that Iims prefer a well rounded personality - viz, you have to be excellent in your acads as well as in other co-curricular activities. As you can see from the above a CGPA of less than 6 would fetch you a very low rating. So, its difficult, but not impossible.

Either 75% or Among Top 20 Percentile in Qualifying Exam:
Candidates should have secured either 75% in Qualifying Examination or should be among Top 20 Percentile of respective School Board.For the SC / ST candidates, the minimum marks percentage in Qualifying Examination is 65%.

Data suggests that if you're a candidate with less than 80% marks in class 10th and/or class 12th, and/or less than 60% marks in graduation, chances of you making it to IIM Ahmedabad are significantly lower than the rest of the applicants.

The expected CAT percentile cutoff of IIMs for asked category are given below.
1. IIM-A
Sectional cutoff=60
Overall cutoff= 70
2. IIM-B
Sectional cutoff= 60
Overall cutoff=70
3. IIM Kolkata
Sectional cutoff= 65
Overall cutoff=70