Hello aspirant

Jee mains rank is totally based on the percentile and the percentile displayed in your final scorecard is the best percentile of your all four attempts ,also it heavily depends on how well other students of your shift have attempted the exam.

Here is an approximation of the cut off of various categories made in accordance with the previous year cut off trends.

EWS-74-78

OBC- 72-74

SC- 52-54

ST - 41-44

GENERAL - 91-93

Hope my answer helps

All the very best!