How many rings are there on the olympic flag?
Which country's flag is a yellow cross on a blue background?
Which flag is flown when a ship is about to set sail?
What colour is a ship's quarantine flag?
What colour is the circle on the flag of Bangladesh?
What colour are the stars on the United States flag?| White | Blue | Red | Yellow |
What colour was the French flag from 1814 to 1830?| White | Yellow | Red | Blue |