Higher November 2022 Paper 5 Q5
5 Ashley goes on a journey.
She travels by taxi for \(\frac{1}{8}\) of the journey.
She travels by train for \(\frac{4}{5}\) of the journey.
She walks for the remaining 900 m of the journey.
Find the length of this journey in kilometres.
You must show your working. [6]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 12 with correct working | 6 | B2 for \(\frac{37}{40}\) oe or \(\frac{3}{40}\) oe or M1 for \(\frac{1}{8} + \frac{4}{5}\) oe soi M2dep on M1 for [distance in m =] 900 ÷ \(\left(1 - their\ \frac{37}{40}\right)\) oe or M1dep on M1 for 900 = 1 – their \(\frac{37}{40}\) M1 for their distance ÷ 1000 soi with no further incorrect conversion If 0, 1 or 2 scored then instead award SC3 for answer 12 If 0 or 1 scored then instead award SC2 for answer 12000 | ‘‘Correct working” requires evidence of at least M1M2 or convincing pictorial/alternate convincing approach 0.925 or 92.5% or 0.075 or 7.5% 0.125 + 0.8 or 12.5% + 80% eg 900 ÷ 3 = 300 and 300 × 40 = 12000 allow M1 for 900 ÷ 1000 with no further incorrect conversion seen Must see written distance to convert |