Hello student,

For 40 marks in eamcet, you just qualified the exam and as per your ipe marks, i can predict that your rank may be between 75,000 to 80,000.It may not be possible for getting top  courses like cse and ece unless if you belong to reserved category.For predicting colleges based on the rank that you have scored go through the following link

https://www.careers360.com/ts-eamcet-college-predictor?ici=cp-input-other-predictor&icn=TS-EAMCET-2020-College-Predictor

Hope this helps

Good luck