Given:
32-ounce for $2.50 and 48-ounce for $3.84
[tex]\text{Cost of 1-ounce juice in 32-ounce bottle=}\frac{2.50}{32}[/tex][tex]\text{Cost of 1-ounce juice in 32-ounce bottle= \$0.078125}[/tex][tex]\text{Cost of 1-ounce juice in 48-ounce bottle=}\frac{3.84}{48}[/tex][tex]\text{Cost of 1-ounce juice in 48-ounce bottle=\$}0.08[/tex]Juice cost of 32-ounce bottle is less than the juice cost of 48-ounce bottle.
Therefore, Buying 32-ounce bottle is better.