Hey Bhanu,
Regarding your query atfirst I would like to inform you that his estimated marks must be 47.27 out of 100.
Calculation procedure:
Estimated Marks: Eamcet (75%) + Inter IPE (25%) = 23.44 + 23.83 => 47.27/100
Expected Rank:
In this question I would like to remind you that in your question you've not mentioned the type of seats you're asking for i.e. for Engineering or for Medical and Agriculture. Hence I'm providing you his expected ranks for both the seats.
Since he's a reserved (ST) candidate it can be assumed that his probable rank should be in between 20-22k for Engineering field and 9-10k for Medical and Agricultural field.
In this regard you can also use Careers360 rank predictor tool to ensure my estimation:
https://engineering.careers360.com/articles/ts-eamcet-rank-predictor
With this marks and rank you've enough probability to get admitted in several top and eminent instituions for both the fields. So don't need to be worried. You can also predict your admission chances in your desirable colleges through the following Careers360 college predictor tool:
TS EAMCET College Predictor - Know your College Admission Chances Base ...
Hope these informations will be quite helpful for you.
Wish you all the best.
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