Question 132
The table shows the maximum and minimum temperatures for 5 consecutive days in a certain city. On which day did the biggest temperature change occur?
| Day | Maximum temperature in $^{\circ} \mathrm{C}$ | Minimum temperature in $^{\circ} \mathrm{C}$ |
|:----------:|:------------------------------------------:|:-------------------------------------------:|
| $2^{\mathrm{a}}$ Monday | 7 | -12 |
| Tuesday | 0 | -11 |
| $4^{\mathrm{a}}$ Monday | -2 | -15 |
| Thursday | 9 | -8 |
| $6^{\mathrm{a}}$ Monday | 13 | -7 |
| Day | Maximum temperature in $^{\circ} \mathrm{C}$ | Minimum temperature in $^{\circ} \mathrm{C}$ |
|:----------:|:------------------------------------------:|:-------------------------------------------:|
| $2^{\mathrm{a}}$ Monday | 7 | -12 |
| Tuesday | 0 | -11 |
| $4^{\mathrm{a}}$ Monday | -2 | -15 |
| Thursday | 9 | -8 |
| $6^{\mathrm{a}}$ Monday | 13 | -7 |