i-Ready Which ratios have a unit rate of 3? Choose ALL that apply. D) 15 2 1 [D) cups : 2 cups 2 2017/12 cups : 5 Practice: Unit Rates for Ratios with Fractions - Quiz - Level G 6 cup 1 1 cup: cup 4 3 3. 3 cups: 2 cups 4 2 2 cups: cup 3 2|3 cup : 1 cup