The fewest number of expressions is 3.
For a single 25 pound case you can make 133 servings, As a single pound of tomatoes equals 16 ounces; and 16x25 is 400, and when you divide that be 3 it turns into 133.3333333- and goes on, but you round that down to 133 for your answer.
The answer is option C:
<span>A line of symmetry will connect a vertex and a midpoint of an opposite side.
It has 7-fold symmetry.</span>
