A painter mixes red paint (y y\,y litres) and blue paint (x x\,x litres) in the ratio 3:2.
Use this information to draw a graph showing the relationship between the amount of red paint and the amount of blue paint used.
The painter is going to use 12 litres of red paint. Use your graph to work out how much blue paint should be used.
Practise Edexcel GCSE Maths Writing a Ratio as a Fraction or Linear Function with exam-style questions for Foundation and Higher tier. 60 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.
