CBSE 12th

Yes, you can do the course. Only issue is to find the right college. There are multiple colleges that offer this course and most of them have very less fees as well
Vivekananda institute of professional studies
NIMS University
Institute of management studies. Noida International University.

As you are interested in Pilot Training courses like CPL, you can apply for that. The Eligibility criteria for this is that candidate have to qualify class 12th Science with Physics, Chemistry, Mathematics with at least 60 percentage.

Hi,
Yes, you can get admission with above score you mention. For more information regarding admission process visit website.

Hi, yes you can apply for graduation courses through online mode on Delhi University website. For more information regarding admission process and cut off, eligibility of particular course visit website of Delhi University.

With 82 percentile, you cannot get admission in top NITs or private college. It's better to look for some other institutes.

Yes, you are eligible for that course.

Hello,
Sometimes, percentage doesn't matter. In which stream have you done your 12th?

Hello Raj,
In India, there are a lot of institutes for B.P.Ed. You can refer the following link:
https://www.shiksha.com/teaching-education/colleges/b-p-ed-colleges-india

Yes, you are eligible to apply for BCA in VIT. However, I am not sure whether you can get a seat in any of the campuses.

Unfortunately, your CAT score is below par. They generally call a candidate having more than 80 percentile.