What proportion means
What proportion means
In proportion questions, two variables are linked by a fixed number called the constant of proportionality, usually kkk. Your first job is to turn the words into an equation.
What proportion means
What proportion means
In proportion questions, two variables are linked by a fixed number called the constant of proportionality, usually kkk. Your first job is to turn the words into an equation.
Step-by-step lessons covering Edexcel IGCSE Maths Direct and Inverse Proportion for IGCSE Maths. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Build confidence with the shared Foundation-tier content first, since roughly 40% of Higher-tier marks are targeted at the grades 4–5 boundary that both tiers have in common.