4MA0 Higher January 2016 Paper 3 Q2
2 Lizzy drove by car to visit her aunt.
She left home at 9 30 am.
Lizzy arrived at her aunt’s house at 11 15 am.
She drove a distance of 140 km.
Work out, in km/h, Lizzy’s average speed for the journey.
(3)
| Scheme | Marks |
|---|---|
| 1.75 or \(1\dfrac{3}{4}\) or 105 | M1 |
140 ÷ “1.75 “or \(\dfrac{140}{\text{"105"}} \times 60\) | M1 |
| 80 | A1 |
| (3) |
Notes
M1: for correctly converting "1hr 45 mins" into a decimal or fraction or minutes (eg. 1.75h or 105 min)
M1: independent but “1.75” or “105” must be correct for their duration
accept 140 ÷ 1.45