Hello aspirant.

As you have scored 76.18 percentile Iin OBC category, you are eligible for JEE advanced. As cutoff percentile for OBC category is 74.31 and you have crossed cutoff category , so you are eligible for JEE advanced.

You can also predict colleges that you can get with JEE mains rank 

https://engineering.careers360.com/jee-main-college-predictor?utm_source=C360&utm_medium=qna&utm_campaign=jee-main-college-predictor

All the best.