Wen was hiking on a 12-mile route. During the first 2 hours, his hiking speed was 3 mph. During the rest of the hike, his speed was 2 mph. How long did the entire hike take?

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

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

Find the value of x. round the length to the nearest tenth