On a graph, what does r1 and r2 show you

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.

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work