In London, 500 g of cheese costs £4.75£4.75£4.75. In Paris, 400 g of the same cheese costs €5.40€5.40€5.40. The exchange rate is £1=€1.15£1 = €1.15£1=€1.15.
In which city is the cheese better value for money, in London or in Paris? You must show how you get your answer.