Hope you are doing absolutely great.

So with regard to your query, as you scored 70 marks in the APEAMCET according to the previous year cutoffs of the EAPCET your rank will range between 1k to 5k. In Andhra Pradesh the intermediate marks have 25% of weightage and the merit scored in EAMCET will have 75% weightage, basing upon this your rank varies.

Checkout this link for any information regarding the APEAMCET marks and rank: https://engineering.careers360.com/articles/ap-eamcet-marks-vs-rank

Hope this helps you!!