a a\,a is directly proportional to b b\,b
When a=8a = 8a=8, b=40b = 40b=40
Find the value of b b\,b when a=3a = 3a=3
164 exam-style questions on Eduqas GCSE Maths Direct and Inverse Proportion. Each one has a worked solution and a mark scheme showing where the marks go.