Assuming youre from General Category, Securing around 90 out of a Total between 360-372, which ideally varies year to year, your Percentage Score is nearly 25. You must ideally target anywhere near 35% to Secure IIT or atleast 125-135, considering the trend of Moderate to Hard JEE Paper Nowadays. However if you have certain Categorical Advantages you might even secure IIT at 90.

For more information about JEE Advanced Cutoff do follow the link below

https://engineering.careers360.com/articles/jee-advanced-cutoff/amp