Narayana Business School

It is an institute providing PGDM and MBA courses (GTU).

I apologize, but the search results do not provide a clear answer to your question regarding which business school is better between Narayana Business School in Ahmedabad and Taxila Business School in Jaipur [1]. It is recommended to thoroughly research and compare both schools' academic programs, faculty, reputation, and placement opportunities before making a decision. Additionally, you can consider reaching out to alumni or students of both schools to get a better understanding of their experiences.

You can check out the following for more information - https://www.shiksha.com/college/narayana-business-school-sarkhej-ahmedabad-38029.

You should go for Narayana Business School.

So, the National Testing Agency, its conducting body will not release minimum cut off or qualifying marks for the admissions to MBA or PGDM institutes. The participating institutes will declare their own selection process and cut off marks for admission through CMAT.

https://www.shiksha.com/college/narayana-business-school-sarkhej-Ahmedabad-38029/reviews
Here is the official review of the student posted by the alumni of the college from where you can get an idea about the college atmosphere
kindly follow the link.

Yes, you can do part time. I am sharing a link here from which you can easily get all the details about the fees & admission.
https://www.shiksha.com/college/narayana-business-school-sarkhej-ahmedabad-38029/courses?ct[]=30&lo[]=66

NBS is a private college. It is affiliated to Gujarat Technological University.