Hey,

With 490 marks, you may get a rank between 102054-110801. You can know more about it using this link https://medicine.careers360.com/articles/neet-result-marks-vs-rank

Now, this is based on previous year data, and ranks change every year with respect to various factors such as the difficulty level of the paper, the number of students appearing.

Based on previous year allotment, it is difficult for you to get a seat in government college. Since you did not mention your category, I am assuming you are from general category.

You can get a medical seat in deemed universities. To get an idea about which college you can get a MBBS/BDS seat, you can use NEET College Predictor https://medicine.careers360.com/neet-college-predictor?utm_source=qna&utm_medium=neet_cp