Using the division rule, the better buy is that Brand C gives 8.85 ounces for $1. Then the Brand C is better than Brand A, Brand B, and Brand D.
<h3>What is division?</h3>The division means the separation of something into different parts, sharing of something among different people, places, etc.
Given
The brand that is the better buy.
1. Brand A: $2.16 for 18 ounces
So in $1, the ounces will be
Brand A gives 8.33 ounces for $1.
2. Brand B: $1.50 for 12 ounces
So in $1, the ounces will be
Brand B gives 8 ounces for $1.
3. Brand C: $2.26 for 20ounces
So in $1, the ounces will be
Brand C gives 8.85 ounces for $1.
4. Brand D: $1.95 for 16 ounces
So in $1, the ounces will be
Brand D gives 8.21 ounces for $1.
Thus, Brand C gives 8.85 ounces for $1.
More about the division link is given below.