Higher June 2024 Paper 5 Q8
8
(a) \(y\) is directly proportional to \(x\).
Write down the percentage increase in \(y\) when \(x\) is increased by 100%. [1]
(b) \(z\) is inversely proportional to \(x\).
Write down the percentage decrease in \(z\) when \(x\) is increased by 100%. [1]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 100 | 1 | Not e.g. \(100x\), \(100k\) | |
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 50 | 1 | Not e.g. –50, \(50x\), \(50k\) | |