Ben went on holiday to Australia. He changed £320 into Australian dollars ($).
The exchange rate was £1 = $2.1
Work out how many Australian dollars Ben should have received.
When Ben returned he changed $90 back into pounds.
The new exchange rate was £1 = $2.4
Work out how many pounds Ben should have received.
Give your answer as an exact fraction.
187 exam-style questions on OCR GCSE Maths Exchange Rates. Each one has a worked solution and a mark scheme showing where the marks go.