(6783+2684)+2566-25634+(-38757y678+ (678)y678)(6788+5445)-78+(5534(78)+ 684)67y678a456=?

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.

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

What is the measure of sty in oo below? 130 310 230 50