IIT

By taking biology as an optional subject.

It depends on your class and also, on your preparation time. If you are in class 8th then it will cost less compared to your class 12th preparation. But in general, the fees would be in the range on 90,000 to 2,00,000 INR in Delhi.

Click on the link below and check which all colleges you can get:
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor.

You have 50-50 chances to get admission there. Just take admission wherever you are getting. Just apply for it.

Dear,
First of all, calculate your rank and percentile first then anyone can be able to tell you that whether you are eligible for this college or not.
All the best.

See, getting in to reputed IITs and NITs is based on the marks and percentile you have scored in this JEE Mains 2019 paper, on that basis, only any one can predict the chances.

Hi,
Please visit Shiksha.com's college predictor-
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor. Ranks keeps on changing every year and differs from one branch to another and one college to another. If you fulfill the eligibility criteria of the specific institute, you may complete further admission formalities. For now, I would suggest you to first contact the institute officials of the shortlisted universities directly for specific eligibility criteria details.

Hi,
Please visit Shiksha.com's college predictor-
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor. Ranks keeps on changing every year and differs from one branch to another and one college to another. If you fulfill the eligibility criteria of the specific institute, you may complete further admission formalities. For now, I would suggest you to first contact the institute officials of the shortlisted universities directly for specific eligibility criteria details.

Hi,
Please visit Shiksha.com's college predictor-
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor. Ranks keeps on changing every year and differs from one branch to another and one college to another. If you fulfill the eligibility criteria of the specific institute, you may complete further admission formalities. For now, I would suggest you to first contact the institute officials of the shortlisted universities directly for specific eligibility criteria details.

See for getting admission in IIT, Roorkee for B.Tech in Civil Engineering you have to get good marks in the JEE Advance paper only then you can get that not on the basis of Mains paper.