y y\,y is directly proportional to xxx.
y y\,y is given by the formula: y=0.2xy = 0.2xy=0.2x
Find the value of y y\,y when x=5x = 5x=5
189 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.