Which shape is MOST often found in national flags?

If a flag is twice as long as it is wide, what is the ratio of length to width?

The Canadian flag features a maple leaf. Approximately how many points does a maple leaf often have?

If a flag is divided into three equal horizontal stripes, what fraction represents each stripe?

Many flags use stars. If one flag has 5 stars and another has 7, how many stars are there in total?