Answer:
What never asks questions but is often answered?
A standard dimension for sandwiches and rulers
Doing this with your job can be risky but doing it with smoking is always a good idea
It can be used onstage or to express admiration. What is it?
Old Mcdonald had this
A little house full of meat, no door to go in and eat.
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?