Write the ratio 84:126 84 : 126\,84:126 in its simplest form.
There are red shapes and blue shapes in a box, 712\displaystyle \frac{7}{12}127 of the shapes are red.
Write the ratio of red shapes to blue shapes.
249 exam-style questions on Eduqas GCSE Maths Writing and Simplifying Ratio. Each one has a worked solution and a mark scheme showing where the marks go.