Answer:
I am black when you buy me, red when you use me. When I turn white, you know it's time to throw me away. What am I?
I live off of a busy street if you want you can stay for an hour or two but if you don't pay rent I'll tell on you.
I walk on 4 legs in the morning, 2 legs at noon, and 3 legs at night. What am I?
What's 3/7 chicken, 2/3 cat, and 2/4 goat?
What goes all around the world but never leaves its corner?
I flow from the Homerβs mouth when he sees doughnuts.