At a sports academy, the ratio of coaches to athletes is 1:121:121:12. All of the athletes are either seniors or juniors. The ratio of seniors to juniors is 1:31:31:3.
What fraction of all the people at the academy are juniors?
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.