SOLUTION: if 5 ounces of medicine has to be mixed with 8 ounces of water, how many ounces of medicine needs to be added to 20 ounces of water?

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Question 838346: if 5 ounces of medicine has to be mixed with 8 ounces of water, how many ounces of medicine needs to be added to 20 ounces of water?
Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
Use a ratio:

Multiply both sides by



12.5 ounces of medicine needs to be
added to 20 ounces of water

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