Sarah is mixing paint to make a specific shade of green. She mixes blue paint, white paint, and yellow paint in the ratio 5:3:2 5 : 3 : 2\,5:3:2
Sarah uses 450 ml of white paint. Work out how much blue paint and yellow paint Sarah uses.
222 exam-style questions on AQA GCSE Maths Ratio. Each one has a worked solution and a mark scheme showing where the marks go.