Hello,
According to your percentile, your rank would fall somewhere between 307-345. Possibilities are very very high that you will be able to secure a seat in the very first round. Since you have not mentioned your branch, it is not possible to tell the exact prediction. But you will definitely secure a seat.
You can check your rank by yourself by clicking this link
JEE Main Rank Predictor - Know your expected IIT JEE Main 2021 Rank by ...
You can check the official Cutoffs for all the NITs, IITs, IIITs and GFTIs by visiting the official website of JOSAA, just copy paste this link on your browser
https://josaa.nic.in/Result/Result/currentorcr.aspx
Registration process for JOSAA councelling will commence from 3rd week of June, 2021. To see other important dates and information regarding JOSAA, please go through this link
https://www.google.com/amp/s/engineering.careers360.com/articles/josaa-counselling/amp
Good Luck.
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