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
Practise OCR GCSE Maths Direct and Inverse Proportion with exam-style questions for Foundation and Higher tier. 96 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.