Dear Student,
It is quite difficult to give you an answer on your query. But considering last year's data, the closing rank based on JEE Mains rank for Computer Engineering in Round 3 was 89496. You can also use our College Predictor tool to get an estimate of the colleges you can possibly get going ahead.
Link :- https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer
Hope this helps. Thank You.
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