Hello,

NATA result is 81 which is good marks not average. With is rank JNFAU college getting is quite difficult. Because for this you have to get 140 marks and 12th class marks in minimum 50% which is good of yours. But NATA score is not much Higher. But you can get another architecture college dear. I'll provide you a link below you can check it for more details about the college in your rank

https://engineering.careers360.com/colleges/list-of-b-arch-colleges-in-karnataka

All the best.