Hi

It is difficult to predict because marks vs rank keeps changing every year  depending upon various factors like

--------) number of students that appeared in the neet examination,

--------) kind of marks obtained by students  in neet ,

--------) toughness level of the neet examination etc

But yes,

When we go through previous data then

Yes, you hold a good chance to get a seat in Lady Hardinge Medical College for Women, New Delhi under state quota with 643 marks

For example,

in neet  2020,  638 marks for general category got mbbs seat in Lady Hardinge Medical College for Women, New Delhi under state quota

You can check the same at

https://medicine.careers360.com/articles/neet-cutoff-du

Above prediction is on the basis of past year data but  cutoff keeps changing every year  due to   many factors as mentioned earlier, so to have a clear picture of the colleges in   which you have to chances and

to get the complete list of colleges in which you have chances, you can go through our college predictor at

https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer

It gives you a personalized report with top college in which you have chances for admission , with the help of predicted colleges you can make better choice while filling your choices of colleges during your counselling

Thankyou