Hello Gokul, To reserve your seat in Andhra medical college you must secure approx 200-250 marks. This range of marks will surely get you a seat in the desired college.  The expected percentile is 40th. 

For previous years trends-:

For 2017:-

Category                           percentile        marks range

For 2018-:

You can also go through the link:-

https://www.google.com/amp/s/medicine.careers360.com/articles/neet-cutoff-ap/amp

All the best for your future.

Hope it helps!!