c c\,c is inversely proportional to d d\,d
When c=4c = 4c=4, d=7d = 7d=7
Find the value of c c\,c when d=2d = 2d=2
164 exam-style questions on OCR GCSE Maths Direct and Inverse Proportion. Each one has a worked solution and a mark scheme showing where the marks go.