helllo aspirant,..

as per the predicted jee main january session for obc ncl is about 74.3 . but the officail cutoff for the  year 2020 have not been yet released by nta. all you need to do is wait for  the jee cutoff officially and before it gets declared get ready with the april session of jee in which you can assurely qualify the jee mains and be eligible for the jee advanced examination. https://engineering.careers360.com/articles/jee-main-cutoff

hope this information was useful  to you...

all the best for  your bright future..