SOLUTION: A 30 oz can of lemonade drink mix costs $1.80. At that rate, how much will a 21 oz can cost?

SOLUTION: A 30 oz can of lemonade drink mix costs $1.80. At that rate, how much will a 21 oz can cost?

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Question 1032644: A 30 oz can of lemonade drink mix costs $1.80. At that rate, how much will a 21 oz can cost?
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
We can solve this using a proportion:

Now cross-multiply and get
30x = 21(1.80)
30x = 37.80
Now divide by 30 and get
x = $1.26
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