Let’s read all the details. I don’t give a non answer. I give an answer. It just might not be yes/no. It drives my husband nuts. He gets annoyed and I feel like he’s overreacting.
Then there are the bets that simply require you to pick one of two options: Yes or No. Those latter bets are what we'll be focusing on here, because as much fun as it is to guess the final score ...
We can reply to tag questions either with simple yes/no answers (negative tags normally expect a yes answer and positive tags normally expect a no answer) or by using yes/no + auxiliary verb.