According to the NATA 2019 Information Brochure - "Qualifying marks for NATA-2019 would be based on the following rules:
For more information please check their Information Brochure.
You can get NATA Previous years question papers and All India NATA Mock Test papers on https://edge.dqlabs.in, which will help you in preparing for the NATA exam.
If you are writing exam in 2020 or 2021 you can join classes from any day...
if you are writing Nata exam in 2019, Nata crash course starts from March 19th onwards. Please talk to our counselors on 9591001000 for further details