Dear Aspirant

On basis of your jee mains score and 12 th board percentage you can get Admission to various colleges through reap which is rajasthan engineering admission process.
basically you to apply for reap through official website of reap .Then you have to fill form and fill preferenves .Then you can fill  colleges which are affiliated to Rajasthan Technical University Kota .The private colleges such as Jecrc,Poornima colleges of engineering,Swami keshvanand Institute of technology are under affiliation of Rajasthan Technical University.

If you want more information about reap then you can follow the link mentioned below

https://engineering.careers360.com/articles/reap/amp

Thanks
All the very best