Fred has a recipe for 40 biscuits.
Here is a list of ingredients for 40 biscuits.
Self-raising flour : 249g
Butter : 160g
Caster sugar : 120g
Eggs : 2
Fred has only 1 kilogram of self-raising flour. He has plenty of the other ingredients.
Complete his new list of ingredients for the maximum number of biscuits that Fred could bake.
Number of biscuits : .....
Self-raising flour : .....
Butter : .....
Caster sugar : .....
Eggs : .....
115 exam-style questions on OCR GCSE Maths Proportion. Each one has a worked solution and a mark scheme showing where the marks go.