document.write( "Question 1111601: The price of milk has been steadily increasing 5% per year. If the cost of a gallon is now $3.89:
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Algebra.Com's Answer #726609 by TeachMath(96)\"\" \"About 
You can put this solution on YOUR website!
Price 5 years ago = P, and so: 3.89 = P(1 + .05)^5
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