Three packs of tea bags are available in the supermarket
Pack A 240 tea bags for £5£5£5
Pack B 200 tea bags for £4£4£4
Pack C 160 tea bags for £3 £3\,£3
Which pack offers the best value for money?
24 exam-style questions on Edexcel GCSE Maths Best Buy Questions. Each one has a worked solution and a mark scheme showing where the marks go.