Hello Aspirant,
JEE Main 2019 qualifying cutoff is 74.3166557 for OBC category, You should meet the cutoff to apply for JOSSA counselling & apply for JEE Advance.
You can also use JEE Main College Predictor tool given below to know your admission possibilities.
https://engineering.careers360.com/jee-main-college-predictor
Good Luck!
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