What is the answer to 5 x 5

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

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?