Hello Harmeet, please check out the following link for detailed info on PU LLB cutoff: https://law.careers360.com/articles/pu-llb-cutoff

Cutoff for gen should be around 15/100 and for SC/ST/OBC 11.25 so you are safe that way. However merit list is prepared based on both entrance exam marks and class 12 boards percent etc.

The highest marks in 2018 was 77.75

Combining your boards+entrance exam marks , you stand around 55.8/100 which should be enough to get you a seat in LLB in PU