Higher June 2019 Paper 1R Q6
6 Lorenzo increases all the prices on his restaurant menu by 8%
Before the increase, the price of a dessert was $4.25
(a) Work out the price of the dessert after the increase. (3)
After the increase, the price of lasagne is $9.45
(b) Work out the price of lasagne before the increase. (3)
| Scheme | Marks |
|---|---|
| 4.25 × 0.08 (= 0.34) oe | M1 |
| 4.25 + “0.34” | M1 |
| 4.59 | A1 |
| (3) |
Notes
M1: M2 for 4.25 × 1.08 oe
A1: SC: B1 for 4.25 × 0.92 (= 3.91) oe
| Scheme | Marks |
|---|---|
| 9.45 ÷ 108 (= 0.0875) oe | M1 |
| 9.45 ÷ 108 × 100 oe | M1 |
| 8.75 | A1 |
| (3) | |
| (6 marks) |
Notes
M1: M2 for 9.45 ÷ 1.08