Aconvenience store sells two brands of orange juice. brand a contains 8 fluid ounces and costs $1.28. brand beach contains 12 fluid ounces and costs $1.68

If the full question is A convenience store sells two brands of orange juice. Brand A contains 8 fluid ounces and costs $1.28. Brand B contains 12 fluid ounces and costs $1.68. What is the difference in cost, in dollars, per fluid ounce between the two brands of juice?

Then the answer is 4 fluid ounces and $ 0.40

I hope this helps!