Two packs of toilet rolls are available in the supermarket
8 toilet rolls for £2.96£2.96£2.96
5 toilet rolls for £1.80 £1.80\,£1.80
Work out which pack offers the best value for money.
You must show your working.
84 exam-style questions on OCR GCSE Maths Best Buy Questions. Each one has a worked solution and a mark scheme showing where the marks go.