B.Sc Maths

Definitely, you can pursue CA. You just need to enrol for CPT.CA offered by ICAI consists three level exams as (a) CPT (b)IPCC and (c) final, any non-commerce student can pursue CA.for more details and procedures,kindly visit the respective websites of ICAI.

Dear,
Admission for all Bachelor degree program is open as of now you need to apply online and later on you will get the dates for admission process.
Further you can check at this link www.amity.edu/Mumbai .
All the best.

Now, first please answer a few questions:
1) In which stream you were doing B. Tech which you dropped and how many semesters have you completed.
2) Give full details about your profile year wise.
3) Is your B.Sc in maths (regular). Does it give any computer related course?
4) Do you have some computer related certifications?
Looking forward for a reply.
Thanks.
All these questions must be kept in mind as getting the OL might be possible. But getting the visa will be difficult.

I don't think so. In order to join MCA, a candidate need not necessarily be from BCA. In order to join MCA candidate must have maths in +2 as one of the subjects. You may feel some problem with programming language.

The approximate percentage required for B.Sc hons in statistics for DU is 90 to 95 percent to get a good college in DU. Also cut off varies from college to college. This cut-off may vary from year to year and college to college.

B. Sc Mathematics has good scope in future and also nowadays.
If your friend do M. Sc in Mathematics, it will be very scopeful for her life.
B. Sc Mathematics is applied for teaching job in schools and tuitions.
She can also apply in software developing companies. Because now a days Mathematics is used in software developing programs.
She can apply for UPSE exam.