Foundation June 2018 Paper 3 Q15
15 In July the price of a holiday is £500.
In August the price increases by 25%.
In September the price drops to £500 again.
Work out the percentage decrease from the August price to the September price. [4]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 20 | 4 | M2 for \(500 \times \dfrac{100 + 25}{100}\) oe soi 625 or M1 for \(500 \times \dfrac{25}{100}\) oe soi 125 AND M1 for \(\left([1 -]\ \dfrac{500}{\textit{their}\ 625}\right)\) [\(\times\) 100] oe soi [0].8 or 80 or [0].2 or 20 | See AG for alternative methods 625 – 500 = 125 followed by \(\dfrac{125}{625}\)[\(\times\)100] scores M2 AND M1 |