Two packs of toilet rolls are available in the supermarket
8 toilet rolls for £2.40£2.40£2.40
4 toilet rolls for £1.40 £1.40\,£1.40
Work out which pack offers the best value for money. You must show your working.
84 exam-style questions on AQA GCSE Maths Best Buy Questions. Each one has a worked solution and a mark scheme showing where the marks go.