In girls : boys = 3:23:23:2, what does the 3 belong to?
The difference.
The girls.
The total.
The boys.
Flashcards for Edexcel GCSE Maths Ratio, covering the key formulae, methods and definitions you need to recall for Paper 1, Paper 2 and Paper 3. 25 cards, matched to the Edexcel GCSE Maths (1MA1) specification.