Ratios

What is the ratio of the width to the height of this framed picture? Give your answer in the lowest form.

Express the ratio of 250g to 1kg in its simplest form.

Express the ratio of 75cm to 1m.

What is the ratio of shaded to non-shaded (small) triangles?

To make orange squash I mix concentrate and water in the ratio 2:7. If I use 120ml of concentrate, how much water do I use?

Gerty mixed 25 grams of glitter with 100 grams of glue to make her sparkly paste. Simplify the ratio of glitter to glue in the form of 1:n.

Ant and Dec were paid £204 for writing a column for a magazine. They shared the amount of money in proportion to the amount of work they did. Ant received £48 and Dec received the rest. Express the ratio of Ant earnings to that of Dec, in the lowest terms.