Telangana

For M.Sc in mathematics, you need to have a Bachelor's degree in Mathematics.

Yes, you can. NEET 2018 Exam will be on 06th May 2018. So, not much time left for the preparation. For NEET preparation, you should now only study the most important topics. Solve previous year question papers and take online mock tests. Download previous year NEET Exam Question Papers here:
https://scoop.eduncle.com/neet-previous-year-question-paper
Focus more on NEET Physics section. This is the most difficult section in NEET Exam. Learn all the formulas as they are the backbone of NEET Physics. Make notes of all the important stuff. This will help you in your last minute preparation.

You better write an entrance exam because no good college allows students without good grades. If any college allows, its through management quota. And, the first you'll be asked throughout first year, how much did you score in EAM-CET. How do you got in? How much did you score?

For fee details, please in touch with the officials. The numbers are mentioned in the link provided.
Link: https://www.nift.ac.in/contactus.

Yes, St. Francis College, Hyderabad does provide MBA course. There is only one MBA/PGDM course offered by St. Francis College, Hyderabad which is a PGDM in HR Management. Interested candidates can apply directly to the college. Regards.