Hello buddy

Looking at your 12th score and Jee mains score you can actually bag a seat in MNIT Jaipur. Just you attend the counseling all depends on the people going for Barch in that college with good academic scores.Below I am attaching rank predictor. Go through it you will have an idea.

https://www.careers360.com/question-use-jee-main-college-predictor-to-check-your-chances-in-nitsiiitsgftis-based-on-jee-main-air

Hope it helped you

Good luck