AP EAMCET

Yes you will definitely get seat in AU at least in 3rd counselling.Because your rank is good and there is a chance of getting seat of the seats are left out.But you may get some low preference groups.All the best.

You have very little chances for getting CSE or it as you belong to oc cateogery you may not able to get seat according to the reservation. So try for another groups. All the best.

Use the college predictor tool to know in which college you are eligible to apply. And then apply for it!
https://www.shiksha.com/b-tech/resources/ap-eamcet-college-predictor.

The final key may be changed according to the objections given by the students and hence the board may modify the final key and declared ranks.

Yes,
There are many colleges accepting JEE Mains score. You can use the college predictor tool and filter the regions to know in which colleges your sister can apply. https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor.

Hello Mehaboob,
To know the colleges in which you have chances of getting a seat for CSE, you may use the predictor tool from the link below :
https://www.shiksha.com/b-tech/resources/ap-eamcet-college-predictor.

Sastra doesn't accept EAMCET. You can get admission in it with JEE Mains score. With this percentile, you can get admission in ECE and other branches.

If you belong to BC category, then you have a chance of getting a seat in 3rd counselling.
All the best.

Yes, you have a chance of getting a seat in JNTUA. So, choose the option in the counselling. All the best.

The board will announce the counselling dates. In that respective date, you have to pay the counselling fee and after some days you have to exercise options according to the rank you get in the respective dates. After some days you will notify about the seat in which college you get admission. For more details, visit the website and follow the newspaper daily.
All the best.