Three packs of tea bags are available in the supermarket
Pack A 288 tea bags for £6£6£6
Pack B 260 tea bags for £5£5£5
Pack C 160 tea bags for £3 £3\,£3
Which pack offers the best value for money?
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.