Hello student,

As per you know that forJEE advanced examination the eligibility criteria is you should have secured minimum 75% marks in 10 + 2 level examination and top 20 percentile rank in Main.

To get top 20 percentile study hard. You should revise your all previous chapters of 11th and 12th from NCERT.then you should go through previous year question papers to know the trend of chapters wise questions. Be regular and punctual in attending all of the tests by your coaching classes. Hope this will help you