Lesson 22 - Ratios and Proportions

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If a compound is being made with 1 tablespoon of Hydrocodone Solution and 2 tablespoons of Cherry flavoring, how would the ratio be written?

1 : 2

Change to a ratio in its lowest term: 2mg:8mg =

1mg:4mg

Change to a ratio in its lowest term: 6 is to 9 =

2:3

Change to a ratio in its lowest term: 2 is to 7 =

2:7

A ratio written as 3 : 9, would be a proportion of?

3 is to 9

Change to a ratio in its lowest term: 7/8 =

7:8

A proportion can be translated into simplified terms as a unit of measure.

False

Fill in the blank for the ratios to form a proportion: 3:5::x:100 =

Multiply the outside number Multiply the inside number Solve for X 300::5x 60 = x Answer: 60

Fill in the blank for the ratios to form a proportion: X:12::5:6 =

Multiply the outside number Multiply the inside number Solve for X 6x::60 = X = 10 Answer: 10

Fill in the blank for the ratios to form a proportion: 2:3::4:x =

Multiply the outside number Multiply the inside number Solve for X 2x::12 = X = 6 Answer: 6

Fill in the blank for the ratios to form a proportion: X:15::2:5 =

Multiply the outside number (outsides) Multiply the inside number (insides) Solve for X 5x::30 X = 6 Answer: 6

Change to a ratio in its lowest term: 36%

The answer is 36:10 reduced to the lowest term using(4) which will be 9:25 Answer: 9:25

How many drops are there in 1 milliliter?

There are 20 drops in 1 ml. This is especially important when dispensing eye drops and ear drops. Answer: 20 drops

Change to a ratio in its lowest term: 0.08 =

To convert the decimal to a ratio by moving the decimal twice to equal 8 : 100 then reduce to lowest term by using (4). Answer: 2:25

What is the term when two proportions are equal?

True Proportion


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