Dear candidate

In order to be eligible to apply for JEE ADVANCED you need to qualify JEE MAINS and the qualifying marks differs every year and it separate for every category and you should be in top 2.5 lack rankers to be eligible for applying for JEE ADVANCED as you didn't mention what category you belong i am telling you about general category details so, the JEE MAINS qualifying mark will be around 90 to 100 so, if you can get atleast 130 to 150 in JEE MAINS you can be sure that you will be eligible for JEE ADVANCED.

For more Information visit the below mentioned link

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

Hope this Information is helpful