Here are the ingredients needed to make 10 shortcakes.
40 g of sugar 160 g of butter 200 g of flour 12 ml of milk
Liz makes some shortcakes. She uses 30 ml of milk. How many shortcakes does Liz make?
Robert has 400 g of sugar, 800 g of butter, 1200 g of flour, 240 ml of milk. Work out the greatest number of shortcakes Robert can make.
Hence work out how much sugar Robert has left.
115 exam-style questions on OCR GCSE Maths Proportion. Each one has a worked solution and a mark scheme showing where the marks go.