Dear aspirant,
As you mentioned your 12th marks but I would like to tell you that it is not possible to predict what score you need to score in order to get a rank of 5-7k. As these things depends on many factors like toughness level of the paper, the number of candidates.
For college prediction you can check out the link given below-
KEAM College Predictor 2021 - Know your college admission chances base ...
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