Here is a list of ingredients for making 8 glasses of fruit punch.
600 ml orange juice
300 ml pineapple juice
120 ml lemonade
40 ml lime syrup
Aisha is going to make 16 glasses of fruit punch. Work out how much pineapple juice she needs.
Ben is going to make 12 glasses of fruit punch. Work out how much orange juice he needs.
115 exam-style questions on OCR GCSE Maths Proportion. Each one has a worked solution and a mark scheme showing where the marks go.