Last year Patrick paid £2400 for his annual train ticket. This year he has to pay £2640 for his annual train ticket.
Work out the increase in the cost of his train ticket.
Hence work out the percentage increase in the cost of his train ticket. Give your answer correct to 3 significant figures.
222 exam-style questions on OCR GCSE Maths Percentage Change. Each one has a worked solution and a mark scheme showing where the marks go.