CAT

You need to score a minimum of 50% in class 10th.

Undoubtedly, NMIMS -Mumbai is better than Nirma University.

What is your score in CAT? The good score is percentile of 99 and above for any of the old IIMs and above 95 in the newer IIMs. IIMs have 70% weightage for your CAT percentile and 30 percent for your academia and other aspects. If you don't get IIMs opt for any institute up to 50 ranks in India.

TIME institute.

ICET is a state level exam where you can get an admission from the colleges within the state.
CAT is the national level exam, where you can do MBA or PGDM in most reputed colleges and business schools, where the placements are top notch which provide high salaries. But you need to do hard work.
All the best.

CAT score and GD/PI.
Best of luck.

If you give CAT exam, it's better as all MBA colleges in India accept CAT score. But, it's not mandatory. You can also give other management entrance exams like SNAP, NPAT, MAT, XAT, CMAT, etc. and get admission into good MBA colleges in India.

Dear Anurag Mehta,
Apply in all the best institutes of Jharkhand, that will makes you to get into best institution to pursue the same. all the best and do well.

Yes, you can. There is no problem. Go ahead.
All the best.

Good B-Schools accept scores of CAT GMAT CMAT. If one can score above 90 percentile in CAT, then it is considered a very good score and will get a call from good private B-School.
For IIMs in general category, you will have to score above 97 percentile to get a seat in new IIMs.
Colleges look for a better profile overall rather than a single thing like of scores.
GD/PI also play a vital role in selection procedure.