Question

Tom works in the cold food department in a supermarket. The thermometer shows the temperature of one of the freezers. The freezer should be working at -18°C. The temperature on the freezer marks -10 The temperature should increase or decrease by how many °C?

Answer 1

To return back to -18°C from -10°C, you would have to lower the temperature by -8°C to compensate for the difference.

Hope that helps!