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3 : 2 : 1

Ratios

Ratios are often slightly misunderstood by new pharmacy tech students. However, once you get them, they are really quite simple. The big hangup for most people is thinking they are the same as percentage fractions.

In most cases where fractions are used in math, they represent a percent that could also be expressed in decimal format.

Ratios, on the other hand, are normally used to explain different
"parts" that make up a whole.


To get started, watch this brief
Video tutorial







A prime example of using
Ratio to solve a math problem is in
Free practice quiz #6, Question #8.


Question
Which of the following
quantities would be
correct for this formula:

betamethasone 0.1%
ketoconazole 2.0%
hydrocortisone 0.5%
1:2:1
Mitte 60g
     
A ketoconazole 15g
B betamethasone 30g
C hydrocortisone 30g
D ketoconazole 30g











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