Higher November 2018 Paper 2 Q3
3. A road track measures 2·2 cm on a map with a scale of 1 : 25 000.
What is the actual length of the road track?
Give your answer in km. [2]
| Scheme | Marks | Comments |
|---|---|---|
| \(2.2 \times 25\,000\) (cm) (= 55 000 cm) | M1 | Allow for sight of 55000, ignoring any units given |
| 0.55 (km) | A1 | CAO |
| (2) |
Notes
Alternative
| 1 cm (= 250 m =) 0.25 km or \(\tfrac14\) km | B1 |
| \((\tfrac14 \times 2.2 =)\) 0.55( km) | B1 |