SOLUTION: A bottle contains 20 fluid ounces of lotion and sells for $5.80. The 20-fluid-ounce bottle contains 125% of the lotion in the next smallest size, which sells for $5.12. Which is th

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: A bottle contains 20 fluid ounces of lotion and sells for $5.80. The 20-fluid-ounce bottle contains 125% of the lotion in the next smallest size, which sells for $5.12. Which is th      Log On


   

Question 1114457: A bottle contains 20 fluid ounces of lotion and sells for $5.80. The 20-fluid-ounce bottle contains 125% of the lotion in the next smallest size, which sells for $5.12. Which is the better buy? Explain
Found 2 solutions by Alan3354, amalm06:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
"better" is not a clearly defined math term.
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If you mean least expensive, say that.

Answer by amalm06(224) About Me  (Show Source):
You can put this solution on YOUR website!
5.80/20=$0.29/oz

5.12/16=$0.32/oz, since 20 is 125% of 16

So the bottle which sells for $5.80 is the better buy, since you pay less per
oz.