A sixth-grade class was given the following word problem. Chantelle has 323 cups of flour. That is 12 of the amount she needs for a recipe. How much flour does Chantelle need for the recipe?
Zara states that Chantelle needs to determine how many 12cups of flour are in 323 cups of flour. Rio states that he thinks Chantelle needs to double the amount of flour she currently has to have enough for her recipe.

a. In the box below, create a division expression to represent this word problem.
b. Use unit language and a diagram to evaluate the division expression.

c. In the box below, evaluate the division expression using an equivalent multiplication expression to determine
how much flour Chantelle needs for the recipe.

d. Determine who interpreted the word problem correctly, Zara or Rio. Explain your reasoning in the box below.