Hello uday, 

There is decent chance of getting admission into BA Llb in Gautam Buddha University, Noida. Minimum elegible marks should be 45 % for general category and around 42 percent for reserved category. And, you have 72% which is more than required so you can easily get admission. 

For more information you can go through this website 

https://www.careers360.com/university/gautam-buddha-university-greater-noida/ba-llb-course

Good Luck.