You haven''t mentioned your Category. 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. In 2019, under State Quota, 512 marks secured a seat in IQ City Medical College with an All India Rank of 42524. With a score of 507, you might get a seat in this College through Management Quota. Having said that, this is based on 2019 data and cut offs change every year. Cut offs change every year depending on various factors such as no.of Candidates appearing for the exam, no.of Candidates qualified, top NEET score and difficulty of the exam. 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 . Now for an idea of how cut offs were in 2019 for this State and these Colleges, also please read our article on previous cut offs: https://medicine.careers360.com/articles/neet-cutoff-west-bengal