which ordered pairs are solutions for this function?

question 2 options:

{(0, -4), (1, -2), (5, 6), (6, 5)}

{(-4, 0), (0, 2), (1, 2), (4, 4)}

{(-3, 1), (0, -4), (2, 3), (3, 2)}

{(0, -4), (1, -2), (2, 0), (4, 4)}

Which number produces a rationale number when multiplied by 1/5

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.

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?