Dear aspirant,

For a general PWD candidate to get a rank around 100, he/she needs to score between 50-60 marks. So to be on a safe side you must get marks around 60 in JEE advance if you aim such a rank.

For more specificity, here is a link I am providing to you which you should check out: https://engineering.careers360.com/articles/jee-advanced-cutoff

Hope it Helps!

Good Luck