4MA0 Foundation June 2017 Paper 2 Q9
9 This rule can be used to work out the cost, in pounds (£), of a taxi journey.
Multiply the number of kilometres of the taxi journey by 0.6 and then add 1.45
(a) Work out the cost of a taxi journey of 12 km. (2)
The cost of a taxi journey was £13.45
(b) Work out the distance travelled by the taxi on this journey. (3)
| Scheme | Marks |
|---|---|
| 12 × 0.6 + 1.45 | M1 |
| 8.65 | A1 |
| (2) |
Notes
M1: Fully correct method
| Scheme | Marks |
|---|---|
| 13.45 − 1.45 (=12) | M1 |
| “12” ÷ 0.6 | M1dep |
| 20 | A1 |
| (3) | |
| (5 marks) |
Notes
M1: Or sight of ÷0.6 and −1.45 in any order
M1dep: Or sight of −1.45 and ÷0.6 in correct order