HELP PLEASE which table represents a nonlinear function?

a. x y
2 -9
4 1
6 11

b. x y
2 -14
4 -16
6 -18

c. x y
2 0
4 6
6 16

d. x y
2 -9
4 -6
6 -3

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

I'm confused on this could anyone me and show me what i need to do to solve it.

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?