David buys 7 pens and 6 pencils from the stationery shop. The total cost is £3.05.
James buys 4 pens for £1.40.
Work out how much it would cost to buy 1 pen and 2 pencils.
218 exam-style questions on OCR GCSE Maths Calculation Problems. Each one has a worked solution and a mark scheme showing where the marks go.