Can someone please help me with my maths question​

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

Twenty points. 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