Deck 3: Relationships of Quantities: Percents, Ratios, and Proportions

Question 1

To convert a percent to a _____, remove the percent symbol and divide by 100.

A) fraction
B) ratio
C) decimal
D) proportion

Answer 1

decimal

Question 2

Designated by the symbol %, percent means

A) multiplied by 100.
B) subtract 100.
C) divided by 100.
D) add 100.

Answer 2

divided by 100.

Question 3

When converting a percent to a decimal, the decimal point is

A) moved two places to the left.
B) dropped.
C) moved two places to the right.
D) moved one place to the left.

Answer 3

moved two places to the left.

Question 4

123% converted to a decimal is _____.

A) 12.3
B) 0.123
C) 123.0
D) 1.23

Question 5

converted to a decimal is _____.

A) 0.2
B) 0.002
C) 2.0
D) 0.02

Question 6

To convert a decimal to a percent,

A) divide by 100.
B) subtract 100.
C) multiply by 100.
D) just add the % symbol.

Question 7

To convert a decimal to a percent, the decimal point is

A) moved two places to the right.
B) not moved.
C) dropped completely.
D) moved two places to the left.

Question 8

converted to a percent is

A) 3%.
B) 33.3%.
C) 0.3%.
D)

Question 9

0.05 converted to a percent is

A) 50%.
B) 0.005%.
C) 0.5%.
D) 5%.

Question 10

When converting a percent to an equivalent fraction, the value of the percent is

A) 100.
B) the denominator.
C) the numerator.
D) a mixed number.

Question 11

85% converted to a proper fraction and reduced to its lowest terms is

A)
B)
C)
D)

Question 12

converted to a proper fraction and reduced to its lowest terms is

A)
B)
C)
D)

Question 13

To convert a fraction to a percent, it must first be converted to a decimal and

A) rounded to the nearest tenth.
B) divided by 100.
C) rounded to the nearest hundredth.
D) then the % symbol is added.

Question 14

converted to a percent is

A) 0.08%.
B) 0.83%.
C) 8.3%.
D) 83%.

Question 15

converted to a percent is

A) 6.67%.
B) 667%.
C) 66.7%.
D) 0.67%.

Question 16

Which of the following is a correct ratio?

A) 2.4 : 5
B)
C) 6 : 0.7
D) 9 : 3

Question 17

The correct form for converting 5 : 6 to a fraction is

A)
B)
C)
D)

Question 18

When converting a ratio to a decimal, the decimal is _____ and the % symbol is added.

A) divided by 10
B) multiplied by 10
C) multiplied by 100
D) divided by 10.

Question 19

The ratio 3 : 8 converted to a percent is

A) 3.75%.
B) 37.5%.
C) 0.38%.
D) 375%.

Question 20

The ratio 9 : 4 converted to a percent is

A) 2,500%.
B) 2.5%.
C) 25%.
D) 225%.

Question 21

A proportion is a mathematical statement that two _____ are equal.

A) decimals
B) numbers
C) solutes
D) Ratios

Question 22

Which of the following is a true ratio proportion?

A) 2 : 3 = 12 : 18
B) 2 : 3 = 1 : 4
C) 12 : 18 = 5 : 8
D) 5 : 8 = 25 : 32

Question 23

Cross-multiplying is used to determine if a(n) _____ is true.

A) ratio proportion
B) mixed number
C) fraction proportion
D) percent proportion

Question 24

An example of the proportion 45 : 9 = 15 : 3 written as a fraction proportion is

A)
B)
C)
D)

Question 25

Cross-multiplication can be used to find the missing value in a

A) ratio proportion.
B) single fraction.
C) simple ratio.
D) fraction proportion.

Question 26

The missing value in a _____ is calculated by using the means and extremes.

A) ratio proportion
B) single fraction
C) simple ratio
D) fraction proportion

Question 27

The missing value in 3 : x = 12 : 16 is

A) 6.
B) 5.
C) 4.
D) 12.

Question 28

What is the missing value in 16 : 32 = 4 : x?

A) 24
B) 8
C) 128
D) 32

Question 29

What is the value of x in ?

A) 32
B) 5
C) 12
D) 6

Question 30

What is the value of x in ?

A) 28
B) 1
C) 7
D) 56

Question 31

Which of the following is not a way to express the relationship of parts to a whole?

A) ratio
B) percent
C) proportion
D) fraction

Question 32

When a proportion is written as fractions, you can __________ the numerators and denominators to determine if the proportion is true.

Question 33

When a relationship is expressed as it is called a(n) __________ proportion.

Question 34

The means and extremes are used to determine if a proportion written in the form of ____________ is true.

Question 35

The term _______________ means "per 100."

Question 36

A(n) ____________ is a mathematical statement that two ratios are equal.

Question 37

A(n) __________ expresses the relationship of a part to the whole and is usually written in the form A : B.

Question 38

Convert 57% a decimal: _______________

Question 39

Convert 6.3% to a decimal: _______________

Question 40

Convert 115% to a decimal: _______________

Question 41

Convert 0.04 to a percent: _______________

Question 42

Convert 2.12 to a percent: _______________

Question 43

Convert 0.16 to a percent: _______________

Question 44

Convert 0.7% to a decimal: _______________

Question 45

Convert 0.3 to a percent: _______________

Question 46

Convert 3.03 to a percent: _______________

Question 47

Convert 8% to a proper fraction reduced to its lowest terms: ____________

Question 48

Convert 0.6% to a proper fraction reduced to its lowest terms: ____________

Question 49

Convert 227% to an equivalent mixed number: _____________

Question 50

converted to percent is _____________.

Question 51

Convert to a percent: _____________

Question 52

Convert 4 : 11 to a decimal rounded to the nearest hundredth: _______________

Question 53

Convert 9 : 4 to a decimal: _______________

Question 54

Convert 4.8 to a ratio reduced to its lowest terms: _______________

Question 55

Convert to a ratio reduced to its lowest terms: _______________

Question 56

Express 3 : 10 as a decimal: _______________

Question 57

Convert 4 : 5 to a percent: _______________

Question 58

Convert 8 : 1 to a decimal: _______________

Question 59

Express 0.6 as a ratio reduced to its lowest terms: _______________

Question 60

Convert 0.05 to a ratio reduced to its lowest terms: _______________

Question 61

Convert 6 : 8 to a ratio reduced to its lowest terms: _______________

Question 62

Convert 8 : 7 to a percent rounded to nearest tenth: _______________

Question 63

Convert 45 : 15 to a percent: _______________

Question 64

Convert 330% to a ratio: _______________

Question 65

Convert 0.17% to a ratio: _______________

Question 66

The missing value in 3 : 5 = x : 40 is _______________.

Question 67

The missing value in is ___________.

Question 68

The missing value in is _______________.

Question 69

The double colon in a proportion means _______________ and can be used in place of an equals sign in a ratio proportion.

Question 70

A pharmacy technician is unpacking a shipment of medications. The shipment includes a case of the common antibiotic Keflex. Each case contains 12 bottles of Keflex capsules, and each bottle contains 50 capsules. The total number of Keflex capsules in this shipment is _______________.

Question 71

The recommended calcium intake for Ms. Barnes, a 56-year-old female, is 1,200 milligrams (mg) per day. Ms. Barnes had a carton of vanilla low-fat yogurt for breakfast, and the container says the yogurt contains 40% of her recommended calcium intake. The carton of yogurt contains _______________ of calcium.

Question 72

According to a local medical facility, 3 out of every 5 patients it serves are treated on an outpatient basis and are not admitted overnight. The medical facility serves 175,000 patients per year. Based on this statement, a total of _______________ patients are admitted to the facility each year.