Brand cost
A $0.88 for 4 oz
B $ 1.05 for 5 oz
C $ 1.60 for 8 0z
D $2.28 for 12 oz
To find brand that costs the least per ounce, you divide the total cost by number of ounce for each brand.
[tex]\begin{gathered} \text{For brand A, cost per ounce = }\frac{0.88}{4}\text{ = \$0.22} \\ \text{For brand B, cost per ounce = }\frac{1.05}{5}\text{ = \$0.21} \\ \text{For brand C, cost per ounce = }\frac{1.60}{8}\text{ = \$0.2} \\ \text{For brand D, cost per ounce = }\frac{2.28}{12}\text{ = \$0.19} \end{gathered}[/tex]Brand D has the least cost per ounce.
