IIT

If you are sure about your drop then you must also see your next 10 months of preparation that will not only prepare you about but will guide you. During that time you have opted for drop then you must concentrate only in your studies without any distractions.
Regarding institutes well known is Resonance Vibrant Allen in Kota.
All d best.

Hi
75% in 11th is good, so strive for higher in 12th now and for abroad, you need to have SAT and TOEFL/ IELTS. They look at overall profile including your extra curricular activities. So participate in projects and activities in school.
Feel free to revert here for more information.

PEC &GNDU amritsar panjabi university. Chandigarh university

Hi Dear,
Kindly go through the below link. Hope this will resolve your query.
https://www.shiksha.com/jee-mains-college-predictor
https://www.resonance.ac.in/jee-main-answer-key-solutions/jee-main-2016-rank-predictor.php
All the best. Feel free to revert.

You can get into an IIT by getting a good rank in IIT Advance.

For students lieing in any category(SC, ST, OBC) its based on general and category AIR and its upto student discretion on under which category he wants to claim the seat and general category students can claim seat only under general category

If your son is in 9th grade now, it will be good if he joins IIT Foundation programme from any leading Test prep organisation in this year. And he should start appearing in various olympiad exams, so that he will how is he performing compared to others in his school, town, across country, etc.
He will clearly know the difference between answering the board exam and competitive exam.