The table shows pairs of values for x x\,x and yyy
| xxx | 2 | 3 |
|---|---|---|
| yyy | 32 | 72 |
Tick the correct statement below.
Write a formula for y y\,y in terms of xxx, using k k\,k for the constant of proportionality.
Hence find the value of kkk.
164 exam-style questions on Eduqas GCSE Maths Direct and Inverse Proportion. Each one has a worked solution and a mark scheme showing where the marks go.