Hello,

Ts ecet examination occur for telengana state common entrance examination. Which is occur for diploma and BSC in mathematics students. If you are qualified this examination you can get lateral entry for BTech as Diploma students and also chance to admission in MSc in mathematics.

So you can get chance to admission in engineering colleges for lateral entry in BTech department. Now you have to select college. Fees structure is differ college to college. Goverment college fee's will low and private college fee's will be high. I'll provide you a link below you can check it for more details about the college

https://engineering.careers360.com/colleges/ranking/top-engineering-colleges-in-telangana

All the best.