In a sports club, the ratio of adults to children is 5:45:45:4. 20% of the children are beginners.
What fraction of all the people in the sports club are children who are beginners?
Practise AQA 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 AQA GCSE Maths (8300) 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.