At a local community fair, the ratio of volunteers to visitors is 1:81:81:8. All of the visitors are either adults or children. The ratio of adults to children is 5:35:35:3.
What fraction of all the people at the fair are children?
Practise Edexcel GCSE Maths Writing a Ratio as a Fraction or Linear Function with exam-style questions for Foundation and Higher tier. 60 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.