4400 Higher June 2005 Paper 3 Q8
8 In a sale at Bargain Buys, all the normal prices are reduced by 15%.
The normal price of a printer is £240
(a) Work out the sale price of the printer. (3)
In the same sale, the sale price of a laptop computer is £663
(b) Work out the normal price of the laptop computer. (3)
| Scheme | Marks |
|---|---|
| eg \(\dfrac{15}{100} \times 240\) or 36 | M1 |
| 240 − “36” | M1 |
| 204 | A1 |
| (3) |
Notes
M1: Or M2 for \(\dfrac{100 - 15}{100} \times 240\)
M1: dep on first M1
A1: cao
| Scheme | Marks |
|---|---|
| 0.85 oe seen | B1 |
| \(\dfrac{663}{0.85}\) | M1 |
| 780 | A1 |
| (3) | |
| (6 marks) |
Notes
M1: For \(\dfrac{663}{0.85}\) or \(\dfrac{663}{1 - 0.15}\)
A1: cao