Two boxes of cereal bars are available in the supermarket
Pack A 12 cereal bars +50%+ 50\%+50% extra free £6£6£6
Pack B 12 cereal bars 35% off the normal price of £6 £6\,£6
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.