4MA0 Foundation January 2015 Paper 2R Q13
13 Here is a thermometer in a refrigerator.
(a) What temperature is shown on the thermometer? (1)
The temperature in a freezer is 17°C lower than the temperature in the refrigerator.
(b) Work out the temperature in the freezer. (1)
Room temperature is 20°C.
(c) Work out the difference between room temperature and the temperature in the freezer. (1)
| Scheme | Marks |
|---|---|
| 3 | B1 |
| (1) |
Notes
B1: 2.8 - 3.2
| Scheme | Marks |
|---|---|
| −14 | B1 ft |
| (1) |
| Scheme | Marks |
|---|---|
| 20 + '14' Answer: 34 | B1 ft |
| (1) | |
| (3 marks) |
Notes
B1 ft: Accept -34