hello aspirant,

seems like you are talking about the jee advanced paper, note that -

To appear for JEE Advanced 2020, the minimum requirement for general & OBC is 75% and 65% score for SC, ST & PwD in 12 ^th or equivalent. Also, to qualify for JEE Advance 2020 you must be among the 2,24,000 rank holder

also,

Category       Min% of Marks Req in Each Subject    Min% of Agg Marks Req

OBC-NCL                            9                                                              31.5

CRL                                       10                                  35.0

General EWS                           9.0                                          31.5

Preparatory Courses               2.5                                            8.75

hope that helps