Higher November 2020 Paper 1 Q6
6 A rocket travelled 100 km at an average speed of 28 440 km/h.
Work out how long it took the rocket to travel the 100 km.
Give your answer in seconds, correct to the nearest second.
(3)
| Scheme | Marks |
|---|---|
| 100 ÷ 28 440 (= 0.0035…) or 28 440 ÷ (60 × 60) (= 7.9) | M1 |
| ‘0.0035...’ × 60 × 60 or 100 ÷ ‘7.9’ | M1 |
| Correct answer scores full marks (unless from obvious incorrect working) Answer: 13 | A1 |
| (3) | |
| (3 marks) |
Notes
A1: for 12.65 – 13