4MA0 Foundation January 2017 Paper 1 Q12
12 At a school fete, Colin is selling drinks.
He sells tea, coffee and juice.
Marion is selling food.
She sells burgers and pizzas.
Jenson buys one drink and one food item.
(a) Write down all the possible combinations Jenson can buy. (2)
Each burger costs £1.65
Each pizza costs £3.10
Caroline buys 3 burgers and 4 pizzas.
She pays with a £20 note.
(b) Work out how much change she should get. (3)
| Scheme | Marks |
|---|---|
| M1 | |
| TB, TP, CB, CP, JB, JP | A1 |
| (2) |
Notes
M1: For at least 3 correct combinations or for all correct with repeats
A1: All correct and no repeats
| Scheme | Marks |
|---|---|
| 3 × 1.65 (=4.95) or 4 × 3.10 (=12.40) or 17.35 | M1 |
| 20 − 3 × 1.65 − 4 × 3.10 oe | M1 |
| 2.65 | A1 |
| (3) | |
| (5 marks) |
Notes
M1: allow \(20 - a \times 1.65 - b \times 3.10\) oe where \(a\) and \(b\) are both either 3 or 4
A1: accept £2.65p