Hey there!

We don't know how many girls are there under 3000 rank in jee advanced since that statistics have not been uploaded officially and are not public knowledge. Although based on previous years data there are not a lot of girls under 3000 rank but that's not a necessity. If you'd like to see your chances of admission using jee advance ranking check out the careers360 jee advanced college predictor using the link given below

https://engineering.careers360.com/jee-advanced-college-predictor?icn=QnA&ici=qna_answer