x x\,x is inversely proportional to the square root of y y\,y
When x=10x = 10x=10, y=4y = 4y=4
Find the value of x x\,x when y=16y = 16y=16
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.