Numeracy Foundation June 2024 Unit 2 Q8
8. Gracie decides to buy a new ZX31 camera.
On the internet, she sees advertisements for the camera she wants.
| Camera Fox ZX31 camera £62.95 + £3.90 delivery | US Camera Geek ZX31 camera $81.20 with FREE international delivery | Sure Camera ZX31 camera special offer. Usual price £75 NOW 14% discount AND free delivery |
Gracie knows that the exchange rate is £1 = $1.25.
She wants to buy the ZX31 camera that is the best value for money.
Which of the advertisements offers the best option for Gracie?
You must show all your working. [5]
Select the method to give the best mark:
| Method using £ | Mark | Method using $ | Mark | |
|---|---|---|---|---|
| Camera Fox | (62.95 + 3.90 =) (£)66.85 | B1 | (62.95 + 3.90) × 1.25 or (£)66.85 × 1.25 or 62.95 × 1.25 + 3.90 × 1.25 ($)83.56(25) or (78.69 + 4.88 = $)83.57 Allow an answer in the range ($) 83.55 to ($)83.57 | M1 A1 |
| US Camera Geek | 81.20 ÷ 1.25 (£)64.96 | M1 A1 | ($81.20 given) | |
| Sure Camera | 75 – 75 × 0.14 or 75 – 10.50 or 75 × (1 – 0.14) (£)64.50 | M1 A1 | (75 – 75 × 0.14) × 1.25 or 64.50 × 1.25 or 75 × (1 – 0.14) × 1.25 ($)80.62(5) or ($)80.63 | M2 A1 |
| Conclusion ‘Sure Camera’ | Costs 66.85, 64.96 and 64.50 WITH incorrect conclusion or no conclusion penalise -1 | Costs in dollars correct WITH incorrect conclusion or no conclusion penalise -1 |
OR method using £ and $
| £ | Mark | $ | Mark | |
|---|---|---|---|---|
| Camera Fox | (62.95 + 3.90 =) (£)66.85 | B1 | ||
| US Camera Geek | ($81.20 given) | |||
| Sure Camera | 75 – 75 × 0.14 (£)64.50 | M1 A1 | or (75 – 75 × 0.14) × 1.25 ($)80.62(5) or ($)80.63 | M2 A1 |
| Conclusion | Costs (£)66.85 with (£)64.50 and ($)80.62(5) (or ($)80.63) AND conclusion ‘Sure Camera’ | A1 | ||