2+2=

A. 7
B. 3
C. 4
D. 9
E. I hate math why do we have to do it.

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

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.

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect