Maths Spl

The eligibility criteria is-
The candidate should have passed HSC or its equivalent examination with Physics and Mathematics as compulsory subjects along with one of Chemistry or Biotechnology or Biology or Technical or Vocational subjects and obtained at least 50% marks.
After you have cleared your compartment exam, you are eligible for the admission.
Best of luck.

Yes, there is no such criteria. Any branch student can take admission.

Yes, you can get in.

Eligibility Of the Bachelor of Technology [B.Tech] (Computer Science)
Any individual who has cleared his 10+2 with Physics, Chemistry and Mathematics (PCM) from a recognised board or institution like CBSE or state board or NIOS is eligible to opt for B.Tech. Computer Science course. Normally, an entrance test is required to secure a seat in engineering colleges of repute. Regards.

Yes, you can apply for M.Sc in geology in NITs.

You can do M.Sc. Mathematics after completing BE.

If you score 27 in JEE Mains in math, you may get admission in B.Tech.
If you have 27 marks in 12th board exam, then you have to pass this first and then you can go.
All the best.

Please refer to the link provided below where you can download college brochure which contains details regarding admission protocols followed to secure a seat in this course.
https://www.shiksha.com/science/course/m-sc-mathematics-veer-narmad-south-gujarat-university-surat-171729
Alternatively, visit college web site for details regarding admissions for this course.
(Website:- http://www.vnsgu.ac.in)
Regards.

Once you have cleared all your exams of class 12 you can pursue various UG courses of your choice, however you may be required to appear for an entrance exam to secure a seat in the course and college of your choice. Regards.