y y\,y is inversely proportional to the cube of x x\,x
When y=250y = 250y=250, x=0.2x = 0.2x=0.2
Find the value of y y\,y when x=0.5x = 0.5x=0.5
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.