Two different jars of the same coffee are available in the supermarket
200 grams for £5.79 £5.79\,£5.79
The 300 gram jar offers the best value for money.
For 600 grams of coffee, buying the 300 gram jars costs £2.19 £2.19\,£2.19 less than buying the 200 gram jars.
Work out the cost of one 300 gram jar.
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.