Answer:
5 loaves
Explanation:
The question should be "Dianna made several loaves of bread yesterday. Each loaf required 2 2/3 cups of flour. All together, she used 13 1/3 cups of flour. How many loaves did Dianna make?"

and

Let Dianna make x no of loaves.
Using the concept of ratio and proportion,

Hence, Dianna will make 5 loaves.