Foundation January 2021 Paper 2R Q5
5 The table shows the temperature recorded in Amsterdam at 6 am on each of five days.
| Day | Monday | Tuesday | Wednesday | Thursday | Friday |
|---|---|---|---|---|---|
| Temperature (°C) | –5 | –1 | 4 | 3 | –6 |
(a) What is the range of the temperatures in the table? (2)
(b) What is the median of the temperatures in the table? (2)
(c) What percentage of the temperatures in the table are lower than 0 °C? (2)
On Saturday of the same week, the temperature recorded in Amsterdam at 6 am was 8 °C higher than the temperature recorded at 6 am on Friday.
(d) What was the temperature recorded in Amsterdam at 6 am on Saturday? (2)
| Scheme | Marks |
|---|---|
| 4 – –6 or –6 – 4 or –10 | M1 |
| 10 | A1 |
| (2) |
Notes
M1: Identifying 4 and –6 only.
or for stating 10 or –10
| Scheme | Marks |
|---|---|
| –6, –5, –1, 3, 4 or 4, 3, –1, –5, –6 | M1 |
| –1 | A1 |
| (2) |
Notes
M1: Putting temperatures in ascending or descending order.
| Scheme | Marks |
|---|---|
| \(\dfrac{3}{5} \times 100\) oe | M1 |
| 60 | A1 |
| (2) |
Notes
M1: accept \(\dfrac{3}{5}\) or 0.6 oe
| Scheme | Marks |
|---|---|
| –6 + 8 | M1 |
| 2 | A1 |
| (2) | |
| (8 marks) |
Notes
A1: Accept +2