Higher June 2019 Paper 1R Q10
10 Change 22 metres per second to a speed in kilometres per hour.
Show your working clearly.
(3)
| Scheme | Marks |
|---|---|
| 22 × 60 × 60 (= 79 200) oe or 22 ÷ 1000 (= 0.022) oe | M1 |
| 22 × 60 × 60 ÷ 1000 oe | M1 |
| Working required Answer: 79.2 | A1 |
| (3) | |
| (3 marks) |
Notes
M1: for converting from m/s to m/h or from m to km
M2 for 22 × 3.6 oe
M1: for a complete method
A1: oe, dep on at least M1