Question

Stella buys a one-pint bottle of juice for $2.72. What is the unit rate of the cost of the juice per fluid ounce? \text{1 gallon}= 1 gallon= \,\,\text{4 quarts} 4 quarts \text{1 quart}= 1 quart= \,\,\text{2 pints} 2 pints \text{1 pint}= 1 pint= \,\,\text{2 cups} 2 cups \text{1 cup}= 1 cup= \,\,\text{8 fluid ounces} 8 fluid ounces Before you try that problem, answer the question below. How many fluid ounces of juice did Stella buy?

Answer 1

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Answer:

• Stella bought 16 fl oz
• $0.17 per fl oz is the unit rate

Explanation:

1 pint is 2 cups, so is 2×8 fl oz = 16 fl oz

Then the unit rate of Stella's juice is ...

dollars/ounces = $2.72/(16 fl oz) = $0.17 /fl oz

The cost per fluid ounce is $0.17.