x x\,x is inversely proportional to yyy.
x x\,x is given by the formula: x=1728y\displaystyle x = \frac{1728}{y}x=y1728
Find the value of x x\,x when y=54y = 54y=54
189 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.