Answer:
You can see me when two prisons throw light from one side and other side but odd number?
What can you fill a room with that takes up no space?
A man is twenty years old but has only had five birthdays. How is that possible?
What can you stick between a 3 and a 4 so that the result is more than three but less than four?
What coin doubles in value when half is deducted?
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.