Foundation June 2018 Paper 2 Q8
8 Liam is 0.83 metres tall.
William is 1.31 metres tall.
Jacob is taller than Liam by half the difference between Liam’s height and William’s height.
How tall is Jacob? [3]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 1.07 or 107 cm clearly identified | 3 | M2 for \(\dfrac{0.83 + 1.31}{2}\) or M1 for 1.31 – 0.83 soi or 0.48 M1 for their 0.48 ÷ 2 + 0.83 oe | M2 is spoilt by further incorrect working eg \(\dfrac{0.83 + 1.31}{2} + 0.83\) is M0 |