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?
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?
The worked solutions to these exam-style questions are only available to those who have a Transum Subscription.
Subscribers can drag down the panel to reveal the solution line by line. This is a very helpful strategy for the student who does not know how to do the question but given a clue, a peep at the beginnings of a method, they may be able to make progress themselves.
This could be a great resource for a teacher using a projector or for a parent helping their child work through the solution to this question. The worked solutions also contain screen shots (where needed) of the step by step calculator procedures.
A subscription also opens up the answers to all of the other online exercises, puzzles and lesson starters on Transum Mathematics and provides an ad-free browsing experience.
Drag this panel down to reveal the solution
For more ratio practice see the Ratio online exercise.
©1997 - 2019 Transum Mathematics :: For more exam type questions and worked solutions go to Transum.org/Maths/Exam/