Apart from the exams scores there are various parameter to be get shortlisted for the next round such as your 10th, 12th & Graduation score, Work Experience, Gender, Extra Curricular Activities etc.  with different weightages for different colleges. Based on your NMAT score you can have the chances to get a call from University of Petroleum & Energy Studies (UPES), GITAM School of International Business (GSIB), Visakhapatnam, Hyderabad Business School, GITAM University, ISBR Business School etc. You can check your best possibilities with NMAT Pathfinder tool.

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

With your CAT score you can go for 

Indian Institute of Forest Management, Bhopal

IBS Business School, Hyderabad

Indian School of Mines, Dhanbad

Amrita School of Business, Coimbatore

Kirloskar Institute of Advanced Management Studies, Harihar & Pune

BIMTECH, Greater Noida

You can check your other best possibilities with CAT Pathfinder Tool.

Https://bschool.careers360.com/pathfinder/cat

Good Luck!