Is IIT JEE exam is not for average student?
When a student starts their preparation for IIT JEE they start from zero. At that level if you give them an Advanced level question, they can not solve it. They study hard, make their goal fixed and maintain continuity after that they become able to crack IIT JEE. And among them who follow proper strategy, take guidance from experienced persons, put importance to every subject, practice lot, they become toppers. So you can see everyone has the ability to crack IIT JEE if you love science, have determination and urge to work hard. No one is a pro, practice and proper guidance make them pro. You can connect with JEE toppers and talk to them about their strategy. If possible take guidance from JEE mentors. It will be beneficial for you.