x x\,x is directly proportional to the cube of y y\,y
When x=32,y=0.4x = 32, y = 0.4x=32,y=0.4
Find the value of y y\,y when x=256x = 256x=256
Practise CIE IGCSE Maths Direct and Inverse Proportion with exam-style questions for Core and Extended tier. 22 questions, matched to the CIE IGCSE Maths (0580) specification and written in Paper 1 and Paper 3 (Core) or Paper 2 and Paper 4 (Extended) 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.