Large boxes cost $£8 each. Small boxes cost $£3 each. The total cost of L L\,L large boxes and S S\,S small boxes is BBB.
Write a formula for the total cost of L L\,L large boxes and S S\,S small boxes.
267 exam-style questions on OCR GCSE Maths Writing an Expression. Each one has a worked solution and a mark scheme showing where the marks go.