Hello dear aspirant.
hope you’re doing well.

As per your percentile of 82, your predicted JEE mains rank would come somewhere between 184140 to 207000.
it is not easy to get into best colleges in this rank even after OBC quota keeping in mind previous years cut offs .

To find your best possible options of colleges or institutes, you can use the JEE mains college predictor tool. Im attaching the link below.

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Please ask if you need more help

Good luck