Write the ratio 28:21 28 : 21\,28:21 in its simplest form
14\displaystyle \frac{1}{4}41 of people in a class are left handed.
Write the ratio of left handed people to right handed people
249 exam-style questions on OCR GCSE Maths Writing and Simplifying Ratio. Each one has a worked solution and a mark scheme showing where the marks go.