hey shubham 

it is suggested that a candidate must score above 550 marks to be at safer side to get medical college through all india quota. all india quota cut off is generally high than state quota cut off. we are predicting accornding to previosu year cut off trends. cut off chnages evrry year depending on no.of candidates, no.of seats and difficulty of exam. so hope for better result. 

here is tool for predicting college i hope this might help you 

https://medicine.careers360.com/neet-college-predictor?icn=neet_clgpd_landing_page&ici=clevertap-sticky-web 

goodluck