=If you are in a large public HS in NC you know your situation for UNC-CH better than anybody here :). You probably have a pretty good idea about the others as well
=There is no AP for Calc
=Guessing this isn’t your whole list? if it isn’t, where else are you applying? are all of the OOS publics affordable?
Is this an “I’m anxious / somebody please tell me it’s all going to be all right post”? or do you have specific doubts/concerns?