The average temperature in the North Pole in the summer is 32°F. The average temperature in the North Pole in the winter is -40°F. Kelvin says that the difference between these two temperatures is 8 degrees. Identify the error in Kelvin’s thinking. Determine
the difference between these two temperatures, and explain or show your process.

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.