Foundation June 2017 Paper 1 Q4
4 Karen made 40 cakes.
She gives \(\dfrac{1}{5}\) of the cakes to Andrew.
She gives 10% of the 40 cakes to Chris.
What fraction of the 40 cakes does she have left? [3]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| \(\dfrac{28}{40}\) oe | 3 | B2 for 0.7 or 70% OR B1 for 8 or 4 or 30/100 oe and M1 for 40 – their (8 + 4) soi by 28 | Answer must be a fraction ignore cancelling of fraction after \(\dfrac{28}{40}\) but not conversion to decimal or percentage Allow 8/40 or 4/40 or 12 nfww |