Hello dear

12th mark is not considered for the publishing the keam rank for pharmacy . You have got 66 mark in keam and it is difficult to predict the keam rank exactly because it depends on many other factors like no of students appeared, no of seats, no of candidates  qualified,  difficulty of keam exam. It depends on all these factors.  So it is difficult to predict the keam rank exactly.

You can visit the link given below to know the updates about keam

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

All the best for your future.