What is the relationship between the variance and the standard deviation for a sample data set?

In what organelle does photosynthesis take place?

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.

Guys can y’all me because i don’t understand to the questions of my cousin she tell me to do the homework plz me guys