CBSE 12th

The minimum eligibility criterion needed to be fulfilled for pursuing the course is graduation in any of Biology, Math, and Chemistry.

Hello Udhay,
Whole world opens up after 12th. You are in fact at cross road where you can take any path in life. Be careful, take the path that fascinates you and you like most. Success will be yours.

Absolutely, you can go for BMS, BBA B.Com and likes. Then, You can prepare for CAT/XAT/CMAT/MAT/SNAP/GMAT/GRE, etc. Together admission in Post Graduation in Management or MBA. But one thing is common every exam asked questions from Quants, so make sure you never ditch Maths. If possible give your Maths re-exam or start studying maths daily, make it a habit.
All the best.

Yes, you can easily get automobile engineering in some private colleges but you won't be able to get seat will well reputed institutes.

You just need to have a big business background to become an entrepreneur. The best choice is to go with some Degree + MBA.

The basic eligibility criterion for pursuing the course is a 10+2 or equivalent qualification in any stream from a recognised educational Board. Admission to the course is based on the candidates performance in a relevant entrance exam, or merit obtained in the last qualifying exam. No minimum percentage required.

Sorry, but I don't think so. Usually, Hansraj's cut-off doesn't fall below 96% for B.Com honours (general category). You can try for some other college under DU as well.

Calculate your best four subject's percentage and then check IP College website for the cut-off of the different courses offered by this college.
Good luck.

Probably, yes. As you belong to OBC category and have scored well in class 12th, you might get admission in Narsee Monjee.

It depends on which course you are willing to take admission. For most of the course, having maths till 12th is not a compulsion but for courses like B.Com (Hons) or BA (Hons) economics maths is a necessary.