Proportionality>Giving Examples of Ratios as Multiplicative Comparisons(TEKS.Math.6.4.C) Practice Test

Sarah has 12 stickers and Jake has 4 stickers. What is the ratio of Sarah's stickers to Jake's stickers?

The blue ribbon is 15 inches long and the red ribbon is 5 inches long. How do you express this as a multiplicative comparison of the length of the blue ribbon to the red ribbon?