Higher November 2024 Paper 1 Q7
7 Shop A and Shop B have offers for buying the same type of laptop.
The normal price of the laptop in Shop A is different to the normal price of the laptop in Shop B
| Shop A Our normal price £475 Get 16% off our normal price |
Shop B Get 15% off our normal price Only pay £408 |
Which shop gives more money off their normal price?
Show your working clearly.
(4)
| Scheme | Marks |
|---|---|
| 475 × 0.16 (= 76) oe or 475 × (1 – 0.16) (= 399) oe | M1 |
1 – 0.15 (= 0.85) or \(x - 0.15x = 408\) or 100(%) – 15(%) (= 85(%)) or \(\dfrac{408}{85}\) (= 4.8) oe | M1 |
408 ÷ “0.85” (= 480) or 408 ÷ “85” × 100 (= 480) or 408 × 100 ÷ “85” (= 480) oe or “4.8” × 100 (= 480) or \(\dfrac{408}{85} \times 15\;(= 72)\) | M1 |
| Working required Answer: A and 72 and 76 seen | A1 |
| (4) | |
| (4 marks) |
Notes
M1: (working for shop A)
M1: (working for shop B)
M1: (working for shop B)
A1: dep on M2 for A with correct working (72 and 76 seen)