1MA0 Foundation March 2013 Paper 2 Q13
13 The table shows the temperature every four hours one day in December.
| Time | Temperature |
|---|---|
| 2 am | 6 °C |
| 6 am | \(-4\) °C |
| 10 am | \(-2\) °C |
| 2 pm | 8 °C |
| 6 pm | 5 °C |
| 10 pm | \(-1\) °C |
(a) Write down the time with the lowest temperature. (1)
(b) Work out the difference between the temperature at 2 pm and the temperature at 6 pm.
°C (1)
°C (1)
Between 10 pm and midnight the temperature goes down 5 °C.
(c) Work out the temperature at midnight.
°C (2)
°C (2)
| Answer | Mark | Notes |
|---|---|---|
| 6am | 1 | B1 for 6am (accept \(-4\)) Do not accept 6 alone. |
| Answer | Mark | Notes |
|---|---|---|
| 3 | 1 | B1 for 3 (allow \(-3\)) |
| Working | Answer | Mark | Notes |
|---|---|---|---|
| \(-1 - 5\) | \(-6\) | 2 | M1 for \(-1 - 5\) or intention to subtract 5 from \(-1\) (may be shown on a diagram) A1 cao |