Two different jars of the same coffee are available in the supermarket
200 grams for £5.69£5.69£5.69
400 grams for £9.20 £9.20\,£9.20
Work out which jar 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.