Foundation November 2019 Paper 3 Q9
9 Tom buys a radio for £40.
Later he sells it and makes a profit of 20%.
Tom says
The ratio of the price I paid for the radio to the price I sold the radio is 5 : 6.
Show that Tom is correct. [3]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 40 : 48 linked to 5 : 6 or 100 : 120 linked to 5 : 6 or 1 : 1.2 linked to 5 : 6 | 3 | B2 for 48 or 120 or B1 for 8 | 40 : 48 = 5 : 6 is enough. Allow \(\dfrac{40}{48} = \dfrac{5}{6}\) for 3 marks |