How to convert yard to feet for example, 63yd; feet

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

One positive number is 9 more than twice another. if their product is 95, find the numbers

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