Exam-Style Question on Ratio
A mathematics exam-style question with a worked solution that can be revealed gradually
Question id: 485. This question is similar to one that appeared on a GCSE Higher paper in 2019. The use of a calculator is not allowed.
Sak needs 40 g of sugar to make 12 cakes.
He also needs four times as much flour as sugar and twice as much butter as sugar.
Sak is going to make 36 cakes.
(a) Work out the amount of butter he needs.
Sak has to buy all the flour he needs to make the cakes and he buys it in 500 g packs.
(b) How many packs of flour does Sak need to buy?
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
If you need more practice try the self-checking interactive exercises called Ratio.
©1997 - 2022 Transum Mathematics :: For more exam-style questions and worked solutions go to Transum.org/Maths/Exam/