Science

Yes, but for this, you need to work really hard.

Yes, you should download the last year question papers online, which will help you in getting the idea of the paper pattern.

Mathematics is a universal subject. If you choose to pursue Mathematics, there will be a lot many options that you will be able to chose from. You can work in different areas such as:
Mathematician - You can choose to pursue research (become a scientist) in your area of interest in Maths. And if you

Hello Rishi,
Your cut off is too good to get you a seat for B.Tech Food Technology at Anna University ACT campus. Try your best at the counseling. The JEE main scores are not taken into account for admission. All the best.

Check the college eligibility. Every college has different eligibility criteria. But, it will be very hard to get as huge number of students will apply and it's mostly based on the merit list. All the best still.