CBSE 12th

The fee for B.Tech in Agricultural Engineering is INR 62,640.

ASM Group of Institutions (ASMGI), Pune
D Y Patil University, Navi Mumbai
Christ College (CC), Pune

IIST is one of the reputed institutes in the country. It takes admission via JEE Mains rank, but you need to qualify advanced to become eligible for the same, you need to score quite well in JEE Mains to get a seat for the complete information, follow this article:
https://www.shiksha.com/university/indian-institute-of-space-science-and-technology-thiruvananthapuram-25141

Hi Ishita,
In order to get admission in St. Xavier's, you need to have scored at least 75% marks in 10+2.

Please refer to the link provided below for details regarding Integrated BBA + MBA from K.S. School of Business Management. You should be able to download college brochure which contains details regarding this particular course from K.S. School of Business Management. Alternatively, visit college web site to procure details regarding eligibility criteria for this particular course. Regards.
https://www.shiksha.com/bba/course/integrated-bba-mba-k-s-school-of-business-management-navrangpura-ahmedabad-124708
(Website:- https://ksschool.org.in)
Regards.

Class 12th Score:
1-Language,
2-Physics,
3-Mathematics,
4-Any one of (Chemistry, Biology, Biotechnology, Technical Vocational Subject),
5-Any other subject. At least 45% marks (40 % in case of candidate belonging to reserved category) in each of the subjects. Regards.

You would not be able to get top college with this percentage, but you can try for open universities.

Hi, you will have high chances of getting admission into SJMSOM if you perform well in PI.

Yes, you are eligible in Banasthali Vidyapith for Master of Business Administration.