Hello ,

Karnataka common entrance test also known as kcet it is a state level entrance exam conducted by Karnataka examination Authority (kea ) . It offer admission in b.tech,b.pharma,b.sc,BE,b.arch .

As you are asking about your rank so the approximate rank with your mark i.e 78 will be around between 5501-5500.

The factors which determine admission are:-

Numbers of candidate appear for examination

Difficulty level of entrance exam

Reservation

Highest score in examination

https://engineering.careers360.com/articles/kcet-marks-vs-rank

All the best !!