Answer:
If eleven plus two equals one, what is nine plus five equal to?
You can always see it, but it's too far away to touch. Mountains rest on it, and at sea it surrounds you. What is it?
I have two hands but cannot clap
Sharp and long, flag of the world. What is it?
I run around the city, but I never move.
Those with eyes bigger than their stomach will definitely leave the restaurant with one of them. It is named after a house pet as well.