This is a list of ingredients for making a pear & almond crumble for 4 people.
80 g plain flour
60 g ground almonds
90 g soft brown sugar
60 g butter
4 ripe pears
Jessica wants to make a pear & almond crumble for 10 people.
Here is a list of the amount of each ingredient Jessica has in her cupboard.
k k\,k g plain flour, where k<200 k<200\,k<200
100 g ground almonds
200g soft brown sugar
150 g butter
8 ripe pears
Work out which ingredients Jessica needs to buy more of, giving the amount of each ingredient in terms of kkk. You must show all of your working.
115 exam-style questions on OCR GCSE Maths Proportion. Each one has a worked solution and a mark scheme showing where the marks go.