As you know that this is not a very good score so you can not expect very good colleges, Based on this NMAT score the chances seems less to get a seat in Amity University. You can try for Chitkara University, Patiala, Shoolini University of Biotechnology and Management Sciences, Solan. You can also check your best possibilities with NMAT Pathfinder Tool.

https://bschool.careers360.com/pathfinder/nmat

Good Luck!