Higher June 2022 Paper 3 Q10
10 Jane bought a new car three years ago.
At the end of the first year the value of the car had decreased by 12.5%
The value of the car then decreased by 10% each year for the next two years.
At the end of the three years, the value of the car was £17 010
Work out the value of the car when Jane bought it three years ago. (3)
| Answer | Mark | Mark scheme |
|---|---|---|
| 24000 | P1 | for use of either 0.9 or 0.875 or for 18900 (after 2 years) |
| P1 | for using \(0.9^2 \times 0.875\ (= 0.70875)\) oe or for 21000 (after 1 year) | |
| A1 | cao |