. A model is made of a car. The car is 9 feet long and the model is 6 inches long. What is the ratio of the length of the car to the length of the model?
. A model is made of a car. The car is 9 feet long and the model is 6 inches long. Now, 1 feet = 12 inches. the car length is 9*12 = 108 inches. Then, the ratio of the length of the car to the length of the model is 108/6 = 18:1.