y y\,y is inversely proportional to the cube of x x\,x
When y=250,x=0.2y = 250, x = 0.2y=250,x=0.2
Find the value of y y\,y when x=0.5x = 0.5x=0.5
[3]
Markscheme
Direct and Inverse Proportion Questions
10 exam-style questions on Oxford AQA IGCSE Maths Direct and Inverse Proportion. Each one has a worked solution and a mark scheme showing where the marks go.