## Exam Style Question## Worked solutions to typical exam type questions that you can reveal gradually |

Question id: 163. This question is similar to one that appeared in a GCSE Higher paper (specimen) for 2017. The use of a calculator is not allowed.

Promise is going to make some chocolate pyramids to sell.

The ingredients are chocolate, honey butter and cornflakes. The ingredients are mixed in the ratio \(5:2:3\) respectively.

(a) How much of each ingredient will she need to make 800g of the mixture?

- A bar of chocolate weighs 200g and costs £2.80.
- A jar of honey butter contains 320g and costs £1.90.
- A packet of cornflakes contains 300 g and costs £2.40.

Promise makes 3.2 kg of the mixture, from which she can make 80 chocolate pyramids.

She charges 70p for each pyramid and sells all 80 of them.

(b) How much profit does she make?

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