For qualifying the JIPMER exam, OBC candidates require 40th percentile marks in the exam. 

In 2018, the last rank that got admitted into JIPMER, Puducherry (for OBC category) was 50. So, you will have to get rank within 50.

For more infornation, you can go visit the link given below :

https://www.google.com/amp/s/medicine.careers360.com/articles/jipmer-cut-off/amp

All the best.