It is difficult to tell you the exact admission possibilities, because every year the cutoff varies due to various reasons, however the details shared by you, and by looking at the previous year cutoffs, chances of getting a seat in government medical college in Maharashtra is nil, because  this year's cutoff will be higher then the previous year cutoff.

to know the analysis of cutoff in details kindly go through to this link https://medicine.careers360.com/articles/neet-cutoff-maharashtra

to know which college you will get with your NEET 2020 marks precisely, use NEET college predictor tool by clicking here. https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer