Dear Student,

No, it is not much hard to score 90+, you just need to follow the proper strategy and good time management. You can follow these steps for better results.

1. Solve previous question papers , you can easily get them from google try some online platforms so that you can clear your basics.

2. Ask help from the teachers and from your seniors that will help a lot. Try to connect students from all over IIT's you can also take coaching.

3. Try to solve the mock tests and sample papers for increasing your performance, this part will make you realize when you sit in the exam.

Just focus on the better time management and definitely you will get in that peak.

Best Of Luck!!!