hey vijay 

you are expecting great marks. you can get government college in ap with 470 marks belonging to sc category. according to previous year the minimum cut off of ap for sc category under all india quota was 421 marks and under state quota was 378 marks. here is a link with all the government medical colleges in ap with their cut off https://medicine.careers360.com/articles/neet-cutoff-ap you can visit following lik to know more. this is just prediction the basis of previous year cut off we are not sure.