This lesson can be used for revision for the higher Maths GCSE. The examples are quick and concise with exam style questions, go to GCSE Maths if you need more in-depth explanations.

How to answer recipe and proportion questions in the GCSE exam?

Example 1:

Here is a list of ingredients for making 12 small cakes.

180 g margarine

180 g sugar

200 g plain flour

1 teaspoon baking powder

2 eggs

Joe is going to make 24 of the small cakes.

(a) Work out how much margarine he needs.

Sharon is going to make 18 of the small cakes.

(b) Work out how much flour she needs.

Example 2:

Here is a list of ingredients for making 18 mince pies.

225 g of butter

350 g of flour

100 g of sugar

280 g of mincemeat

1 egg

Does Elaine have enough of each ingredient to make 45 mince pies?

You must show clearly how you got your answer.

Rotate to landscape screen format on a mobile phone or small tablet to use the **Mathway** widget, a free math problem solver that **answers your questions with step-by-step explanations**.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.