Troy is studying sales records at an automobile dealership. He found that of the 625 automobiles sold last year, 270 were red in color. Now he wants to predict the number of red-colored cars the dealership will sell if total sales are 885 in the next year. How can he make a good prediction?
1) Use the ratio of red-colored cars to total cars sold last year to estimate the number of red-colored cars to be sold next year.
2) Use the ratio of red-colored cars to total cars sold last year to estimate the number of total cars to be sold next year.
3) Use the ratio of total cars sold last year to red-colored cars to estimate the number of red-colored cars to be sold next year.
4) Use the ratio of total cars sold last year to red-colored cars to estimate the number of total cars to be sold next year.
