Who knows? Who cares?
Two, but I don't know how they got in there.
Hell-if-I-know
They ain't private ears. (I don't care if a six year old came to this first thirty years ago, it just came to me.)
I say, "5-7-8-3" because they don't care how I am & saying my ATM Code out loud helps me memorize it.
I can go to sleep with a light on
It doesn't matter