Cupcakes cost 45p each. Cookies cost 30p each. The total cost of x x\,x cupcakes and y y\,y cookies is KKK.
Write a formula for the total cost of x x\,x cupcakes and y y\,y cookies.
Practise OCR GCSE Maths Writing an Expression with exam-style questions for Foundation and Higher tier. 64 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers 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.