Hello Abhi. Welcome to Careers360. I would like to tell you that second exam of JEE MAINS will take place in the month of April. After that you will be able to know your exact percentile. As per our predictions, those students who have got 85 percentile and above will be eligible to take JEE Advanced exam. The official announcement will be made by NTA after the second exam. Hope this answer helps you. Good luck.