Answer:
What is more useful when it is broken?
What bone has a sense of humor?
What must take a bow before it can speak?
This company makes billions of dollars selling Windows.
What do you get if you milk a cow after an earthquake?
If all Wibbles are Criggles, all Borkins are Kwumblins, no Hoggles are Borkins, and all Criggles are Borkins, is it true that all Borkins are Criggles?