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The convenience store sells a 16-ounce bottle of water for $2.40 and a 28-ounce bottle of water for $2.80. Tiana wants to compare the unit rates to find out which is the better deal.

What is the cost per ounce of a 16-ounce bottle of water?

Find the unit rate.

Answer :

To find the unit rate for the 16-ounce bottle of water that costs $2.40, divide the cost by the number of ounces, resulting in a unit rate of $0.15 per ounce. Comparatively, the 28-ounce bottle has a lower unit rate at approximately $0.10 per ounce, making it a better deal.

Finding the Unit Rate

The cost of a 16-ounce bottle of water is $2.40. To find the unit rate, we divide the total cost by the number of ounces. This gives us $2.40 \/ 16 oz, which equals $0.15 per ounce. So, the unit rate for the 16-ounce bottle is $0.15 per ounce.

Comparing with a 28-Ounce Bottle

We can compare this to the 28-ounce bottle, which costs $2.80. Using the same process, the unit rate is $2.80 \/ 28 oz, which equals approximately $0.10 per ounce. Therefore, based on the unit rate, the 28-ounce bottle is a better deal since the cost per ounce is lower.

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Rewritten by : Barada

Answer:

The cost of 16 ounce bottle would be .15 cents per ounce = $2.40

Step-by-step explanation:

2.40/16= .15

2.80/28= .10