Dear Pacific
If you wish to have career in MATHS then you go for B.SC with math (hons) paper then you do M.SC with math then you do P.HD.
You got a chance give gate exam do m.tech.u can do mba aslo by qualifying cat,mat exam etc..,
All the best.

There are plenty of options if you're good at mathematics and can easily play with numbers.

You can Take up Bsc Statistics, Btech in Comp scienece, BBA in Finance.

All above coursee require good skills in quantitative technique.
You can also take Up Post Graduation courses Like Msc Statistics, MBA in Finance, Mtech in Mathematics Engineering.

If you wish to change streams, you can take up Bcom or BAF which involve financial planning and Designing. You can also go for CFA Certification if you have taken up BAF and BCom.