Hi Bheemeshwar Maganti !

Well you have got 79 percentile and you belong to OBC category . SRM doesnot take admission through JEE MAINS . So, If you want to take admission in SRM then you have to appear in SRMJEE examination . You should use Careers360 Rank Predictor for knowing your probable rank in JEE MAINS . Here is the link provided :-

https://engineering.careers360.com/jee-main-rank-predictor

After knowing your rank you can see the cut offs of various private colleges taking admission on the basis of JEE MAINS score by following the given link :-

https://engineering.careers360.com/colleges/ranking/top-private-engineering-colleges-in-India-accepting-jee-main-score