Tripura University

I would suggest NIT-Agartala over ICFAI for M.Sc in Maths. Not only this is a government college, but also the course fee is way less than ICFAI.

Please check for your eligibility to apply for this course from the criteria mentioned below:
Basic eligibility to apply for this course is that candidate should have completed their graduation with Mandatory Courses B.A. B.Sc. Admission is based on the marks obtained in entrance test TUET conducted by the University. Eligible candidates need to appear for the entrance test conducted by the University.
Regards.

Please refer to the link to get the question papers: http://www.tripurauniv.in/index.php/model-questions.

Yes, you need to appear for the entrance test conducted by the university I. e TUET. Final admission is based on the marks obtained in entrance test conducted by the University.