Three packs of tea bags are available in the supermarket
Pack A 324 tea bags for £6£6£6
Pack B 275 tea bags for £5£5£5
Pack C 425 tea bags for £7 £7\,£7
Which pack offers the best value for money?
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.