To decorate a cake, you make a shade of green icing using 3 drops of yellow food coloring for every 4 drops of blue. if you use 12 drops of yellow food coloring, how many drops of blue food coloring would you need?

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27