With a Score of 420/720, being from SC Category, I believe you have fair chances of securing a seat in MBBS, in some of the better Government or State Medical Colleges, perhaps in your Respective State under State Quota.
For more information and College Prediction do follow the link below
https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer
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