x x\,x is inversely proportional to yyy.
x x\,x is given by the formula: x=1000y\displaystyle x = \frac{1000}{y}x=y1000
Find the value of x x\,x when y=50y = 50y=50
Practise Oxford AQA IGCSE Maths Direct and Inverse Proportion with exam-style questions for Core and Extended tier. 22 questions, matched to the Oxford AQA IGCSE Maths (9260) specification and written in Paper 1 and Paper 2 (Core: 1C and 2C; Extension: 1E and 2E) 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.