Q. For how many years NT Rama rao served as chief minister of Andhra Pradesh?  
Answer: 7 years
Notes: N.T.Rama Rao served as the C.M. of the A.P for 7 years 5 months and 28 days.
Question Source: 📚This question is part of the Andhra Pradesh General Studies [3000 MCQs] course available only in the GKToday Android App. Download the app now. Download the app here.
📌 Question Number: 174 in Modern History of Andhra Pradesh in the above course in App.