Organic milk costs $2.52 per half gallon. At this rate, how can the price of 4 gallons of organic milk be determined?
by multiplying $2.52 by 4
by dividing $2.52 by 4
by finding the unit price and multiplying it by 4
by finding the unit price and dividing it by 4

To determine the price of 4 gallons of organic milk when it costs $2.52 per half gallon, we need to find the unit price (cost per gallon) and then multiply it by 4, since there are 2 half gallons in 1 gallon.

First, let's find the unit price:

[tex] \textsf{Unit price (per gallon)} = \$2.52 \times 2 \\\\ = \$5.04 \textsf{ per gallon} [/tex]

Now that we know the unit price per gallon is $5.04, we can find the total price for 4 gallons by multiplying the unit price by 4:

[tex] \textsf{Total price} = \$5.04 \times 4 = \$20.16 [/tex]

So, the correct method is to find the unit price and multiply it by 4. Therefore, the correct option is:

by finding the unit price and multiplying it by 4

Organic milk costs $2.52 per half gallon. At this rate, how can the price of 4 gallons of organic milk be determined? by multiplying $2.52 by 4 by dividing $2.52 by 4 by finding the unit price and multiplying it by 4 by finding the unit price and dividing it by 4

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Organic milk costs $2.52 per half gallon. At this rate, how can the price of 4 gallons of organic milk be determined?
by multiplying $2.52 by 4
by dividing $2.52 by 4
by finding the unit price and multiplying it by 4
by finding the unit price and dividing it by 4