Irene R. answered 11/13/19
Senior Mechanical Engineer with 13+ years of Teaching Experience
Each foot of the real house is equivalent to 2/3 inch in the doll house, Since 30 feet is 30 times larger than 1 foot, we can multiply 2/3 by 30 to find the measurement of the doll house.
2/3 * 30 = 60/3 OR 20 inches
The doll house will be 20 inches high.