Elena has a collection of 5p, 10p, and 20p coins. She has five times as many 5p coins as 10p coins. She has 12 more 5p coins than 20p coins. She has 120 coins in total.
Find the ratio of the number of 10p coins to 5p coins to 20p coins.
Practise Edexcel GCSE Maths Forming and Solving Equations with exam-style questions for Foundation and Higher tier. 78 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.