Only 10% of Adults Can Pass The Most Difficult Flag Quiz Ever.

A horizontal bicolor of blue (top) and yellow (bottom)

A vertical tricolor of blue, white and red

A vertical tricolor of green, white and red

A large golden star within an arc of four smaller golden stars in the canton, on a red background

Thirteen horizontal stripes alternating red and white; in the canton are 50 white stars

A white and gold-edged green Y-shape (-90 degrees rotated) on a red (top), blue (bottom) and black (hoist) background

A horizontal triband of red, white and blue

A blue flag with the British flag in the upper hoist quarter. The lower hoist quarter contains a white 7-pointed star. The fly half depicts five white stars of the Southern Cross

A horizontal tricolor of black, red and gold

Dark red rectangular panel bordered yellow containing a yellow lion holding a sword, and next to the hoist two vertical stripes (green and orange), also bordered with yellow