4MA0 Higher June 2014 Paper 3 Q19
19 Rachael walks to school.
The distance to school is 2.8 km, correct to the nearest 0.1 km.
She walks at a speed of 5 km/h, correct to the nearest km/h.
Calculate the upper bound, in minutes, for the time Rachael takes to walk to school.
(3)
| Scheme | Marks |
|---|---|
| 2.85 x 60 ÷ 4.5 oe | M2 |
| 38 | A1 |
| (3 marks) |
Notes
M2: M1 for 4.5 or 2.85 selected or used. Accept \(4.4\dot{9}\) or \(2.84\dot{9}\)
A1: 38 must come from correct working, although 38 without working gets M2A1