Hey Aspirant,

Actually it varies for each and every year and they will release the cut off once the exams got over. And in order to crack the JEE mains and Advance exam the cut off varies for each category. If you clear the cut off given for your category in mains exam then you will be eligible for the advance exam. Category wise expected cut off is given below, Check this link, the expected cut off is given

https://engineering.careers360.com/articles/jee-main-cutoff

All the Best for your exam !!

It depends on the category , for mains for general category it was 90 percentile approx , for sc and st category it is 33 percentile approx. for obc 72 percentile approx  , for ews it 78 % percebtile approximately for pwd s or specially abled students  it is 1 percentile approx. So you check this in details in career360 search for jee mains entrance exam.