CBSE

Unfortunately, you do not have an option. You need to clear your class 11th first.

If you get such good percentage, then go for CA, CMA, CS. If only you want to do B.Com, there are N numbers of colleges.

Hi,
After failing in Maths (and even after 3 years of GAP), it's actually very difficult in get in Astro related degree. However, what you can do is to take admission in any college (may be private) in B.Sc. Physics (If you are in age limit). After B.Sc. Go for M.Sc in Astronomy Specializations.

Except in the UK, France, Italy and Ireland, most other countries offer two-year Masters. In countries such as Canada and NZ Masters are opted only when one wants to proceed onto doing a Ph.D. Canada and NZ hence have PG Diplomas. In Canada sometimes these PG Diplomas come with paid internships under 'Student Placement programme' or SPP. In Singapore and Dubai, you are not allowed to work part-time whilst on a student visa. So, with this information you need to decide yourself doing the math correctly.

Yes, you can. Appearing for VITEEE has no constraints. You should have a percentage of 65 percent or 60 to be eligible for getting into it. After appearing for VITEEE, the admission is based on how you score in their entrance examination. You are provided different group according to the marks obtained and fees also varies according to the group's. Group A being the best. Try to score good marks in VITEEE.
All the best.

Hello, yes, after completing 12th and clearing the concerned exam, CBSE students can take admission in IP University.

I think you should choose BET CBSE or ICSE and PSEB, but CBSE board is better than PSEB, because with CBSE, you'll get better career options with CBSE syllabus in every field either engineering or medicals and commerce too.