w w\,w is directly proportional to zzz.
w w\,w is given by the formula: w=1.5zw = 1.5zw=1.5z
Find the value of w w\,w when z=8z = 8z=8
50 exam-style questions on AQA GCSE Maths Direct and Inverse Proportion. Each one has a worked solution and a mark scheme showing where the marks go.