Hello,
You haven't mentioned you're enquiring about which EAMCET, nonetheless check out the folowing pages to access previous year papers along with answer keys/solutions, this will make you acquaint with paper pattern, marking scheme, important topics, weightage etc, through regular practice you can analyze your level of preparation and improve speed, calculation, and time management skills.
AP EAMCET; https://engineering.careers360.com/articles/ap-eamcet-sample-papers/amp
TA EAMCET; https://engineering.careers360.com/articles/ts-eamcet-sample-papers/amp
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile