You will need atleast 500 for a seat in Amaltas Medical College if you have EWS reservation. Compared to 2019, the NEET 2020 cut offs have changed considerably higher than expected. With the top score being 720 which is 19 marks greater than 2019's top score, it is difficult to predict chances. But you will need atleast 500 and above. . For a complete list of colleges that you may have a shot at, please use our College predictor: https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer
NEET 2019 cutoff marks for admission to Amaltas Institute of Medical Sciences for General category was 466 marks.
However, the cutoff required for admission varies every year from college to college depending on various factors such as the difficulty level of the exam, candidates appearing for admission, etc.
You can go through the link below and check the previous year cutoff for reference and aim to score a good rank to get admission in any good medical college.