Dear candidate

As you forgot to mention what category you are im considering it as general category so, the expected cut off will be around 71 to 83 depending on the course you choose so, yeah it would be difficult for you  to get into good government colleges but there are few college where there will be a chance for you for some particular courses and if you belong to any othere category as you did not mention in the question mention you category to know your cutoff and chances of getting into government colleges visit the below mentioned link to know more about JEECUP

https://engineering.careers360.com/articles/jeecup

Hope this Information is helpful