Hello Aspirant,
In order to get admission in IITs, NITs, IIITs & GFTIs, You should have minimum 75% in class 12th as a General category & 65% as a reserved category or you should be in top 20 percentile in your class 12 examination. You can check the further eligibility to go through with the given below link.
https://engineering.careers360.com/articles/jee-main-eligibility-criteria
Good Luck!
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