For your score in Andhra Pradesh intermediate board exams and the percentile you have scored in the JEE mains exam you can get a seat in sastra University on regular bias.

But with the change in trends in every year we cannot be very sure about your seat in sastra University because it also depends on the number of students who have applied for sastra University along with you.

Suppose students with score equal to or more than you have applied for sastra University then you may not be in the list of students who are eligible to get a seat in sastra university in your desired branch so it would be better you attempt the sastra University entrance exam to confirm your seat.