B.A

Here is the list of top colleges for M.Sc. Statistics in West Bengal
https://www.shiksha.com/science/colleges/m-sc-statistics-colleges-west-Bengal.

23 marks are very low. You are not even qualified for NEET. You need to give a second attempt in order to get any type of course.

The salary depends upon one's caliber, confidence and knowledge.

The combination isn't good. Go for B-Tech instead of BA.

According to law, it is illegal, but it depends on your wish. You cannot use both degrees at a same time.

Hello,
* Some different government positions that you might qualify for include:
* Vocational rehabilitation provider. * Self-reliance specialist. * Developmental specialist. * Drug and alcohol specialist. * Employment counselor. * Human resources analyst. "
* Parole officers. * Psychology programme manager. Thank you.

You can choose any subject you like, subjects you have studied in 12th are only used to calculate your percentage, rest is your choice. You can choose any subject you want to do.

Yes, you can get the admission in D.A.V College because the eligibility criteria for admission is passed in 10+2 and seats available in the college also matters.