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As we have seen earlier, proportions are often used in medicine dosage calculation. The exercise below have to do with liquid drug preparation, where the weight of the drug is contained in a volume of solution. The description of mg and ml below will help. We will metric units further in Chapter 9.
mg means milligrams (A paper clip weight about a gram. A milligram is about the weight of
ml means milliliters (A liter is a about a quart. A milliliter is about the amount of liquid in
One way to solve the applications below is to set up the proportion
A solution strength of
If a patient needs
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Prealgebra
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