Dear aspirant,

There are many you tube videos on marks vs percentile or marks vs rank but none of these can give you the accurate value because it is not possible to predict these as they are subjected to change according to certain parameters.

If you want to check this refer the link-

https://www.google.com/amp/s/engineering.careers360.com/articles/jee-main-marks-vs-percentile/amp

Hello student you can easily check percentile VS marks on careers360 website, refer to the link mentioned below - https://www.google.com/amp/s/engineering.careers360.com/articles/jee-main-marks-vs-percentile/amp

Feel free to comment if you've any doubt

Good luck