Question 1

During a recent blood drive 14 donors had type O blood. This was 40 $\%$ of the total number of donors who gave blood that day. How many donors participated in the blood drive?

Accepted Answer

A)  25 donors 
B)  35 donors 
C)  22 donors 
D)  15 donors 
E)  10 donors 
A)  25 donors 
B)  35 donors 
C)  22 donors 
D)  15 donors 
E)  10 donors B

Question 2

In a recent survey, 32 $\%$ of those polled sleep 7 hours every night. If 73 people responded that they sleep 7 hours each night, how many people participated in the survey?

Accepted Answer

A)  240 people 
B)  244 people 
C)  228 people 
D)  238 people 
E)  243 people 
A)  240 people 
B)  244 people 
C)  228 people 
D)  238 people 
E)  243 people C

Question 3

Write $2 \frac { 2 } { 7 }$ $\%$ as a fraction.

Accepted Answer

A)  $\frac { 4 } { 25 }$ 
B)  $\frac { 3 } { 175 }$ 
C)  $\frac { 1 } { 50 }$ 
D)  $\frac { 4 } { 175 }$ 
E)  $\frac { 16 } { 7 }$ 
A)  $\frac { 4 } { 25 }$ 
B)  $\frac { 3 } { 175 }$ 
C)  $\frac { 1 } { 50 }$ 
D)  $\frac { 4 } { 175 }$ 
E)  $\frac { 16 } { 7 }$ D

Question 4

The table at the below contains nutrition information about a breakfast cereal.The daily recommended number of calories for a 190-pound man is 2310 calories. What percent, to the nearest tenth of a percent, of the daily recommended number of calories is provided by one serving of this cereal with 2 $\%$ milk?

Accepted Answer

A)  9.7 $\%$ 
B)  8.7 $\%$ 
C)  8.9 $\%$ 
D)  8.4 $\%$ 
E)  7.9 $\%$ 
A)  9.7 $\%$ 
B)  8.7 $\%$ 
C)  8.9 $\%$ 
D)  8.4 $\%$ 
E)  7.9 $\%$

Question 5

Write 0.8 as a percent.

Accepted Answer

A)  80 $\%$ 
B)  800 $\%$ 
C)  0.8 $\%$ 
D)  0.08 $\%$ 
E)  0.008 $\%$ 
A)  80 $\%$ 
B)  800 $\%$ 
C)  0.8 $\%$ 
D)  0.08 $\%$ 
E)  0.008 $\%$

Question 6

What percent of 20 is 9?

Accepted Answer

A)  29 $\%$ 
B)  9 $\%$ 
C)  20 $\%$ 
D)  55 $\%$ 
E)  45 $\%$ 
A)  29 $\%$ 
B)  9 $\%$ 
C)  20 $\%$ 
D)  55 $\%$ 
E)  45 $\%$

Question 7

The statistics shown in the graph at the below are from the 2007 National Health Interview Survey (NHIS), an annual in person survey of Americans regarding their health-and illness-related experiences. The Complementary and Alternative Medicine (CAM)section gathered information on 23,393 adults aged 18 and older.(Source: http://nccam.nih.gov /news/camstats/2007/ ) In the United States, according to this survey, approximately 38% of adults are using some form of complementary and alternative medicine. If the adult population of the United States is approximately 208,000,000 people, how may adults are estimated to use some form of complementary and alternative medicine?

Accepted Answer

A)  59,040,000 adults 
B)  99,040,000 adults 
C)  79,040,000 adults 
D)  69,040,000 adults 
E)  89,040,000 adults 
A)  59,040,000 adults 
B)  99,040,000 adults 
C)  79,040,000 adults 
D)  69,040,000 adults 
E)  89,040,000 adults

Question 8

If $\frac { 1 } { 8 }$ of an alcohol solution is alcohol, what percent of the solution is water?

Accepted Answer

A)  12.50 $\%$ 
B)  17.50 $\%$ 
C)  52.50 $\%$ 
D)  87.50 $\%$ 
E)  35.00 $\%$ 
A)  12.50 $\%$ 
B)  17.50 $\%$ 
C)  52.50 $\%$ 
D)  87.50 $\%$ 
E)  35.00 $\%$

Question 9

Write 58.9 $\%$ as a decimal.

Accepted Answer

A)  5890 
B)  0.0589 
C)  58.9 
D)  5.89 
E)  0.589 
A)  5890 
B)  0.0589 
C)  58.9 
D)  5.89 
E)  0.589

Question 10

In a recent clinical trial, 245 patients received Medication A while 180 patients received Medication B. 16 of the patients receiving Medication A reported dizziness after taking the medication, whereas only 12 of those on Medication B reported dizziness. Which medication had the higher percentage of patients reporting dizziness?

Accepted Answer

A)  Medication A 
B)  Medication B 
A)  Medication A 
B)  Medication B

Question 11

Write 0.87 $\%$ as a decimal.

Accepted Answer

A)  0.87 
B)  870 
C)  0.0087 
D)  0.087 
E)  87 
A)  0.87 
B)  870 
C)  0.0087 
D)  0.087 
E)  87

Question 12

Write 4.459 as a percent.

Accepted Answer

A)  0.4459 $\%$ 
B)  44.59 $\%$ 
C)  4.459 $\%$ 
D)  0.04459 $\%$ 
E)  445.9 $\%$ 
A)  0.4459 $\%$ 
B)  44.59 $\%$ 
C)  4.459 $\%$ 
D)  0.04459 $\%$ 
E)  445.9 $\%$

Question 13

If 347 milliliters of an IV 10 $\%$ dextrose solution are infused, how many grams of dextrose does the patient receive when the infusion is complete?

Accepted Answer

A)  31 grams 
B)  39 grams 
C)  34 grams 
D)  36 grams 
E)  35 grams 
A)  31 grams 
B)  39 grams 
C)  34 grams 
D)  36 grams 
E)  35 grams

Question 14

Write 2 $\%$ as a decimal.

Accepted Answer

A)  0.02 
B)  0.2 
C)  2 
D)  20 
E)  200 
A)  0.02 
B)  0.2 
C)  2 
D)  20 
E)  200

Question 15

What is 0.2 $\%$ of 5000?

Accepted Answer

A)  100 
B)  10 
C)  1 
D)  0.1 
E)  1000 
A)  100 
B)  10 
C)  1 
D)  0.1 
E)  1000

Question 16

Betty Jo bought a new car and the sales tax of 9 $\%$ of the cost of her car was added to the purchase price of $25,500. 
a) How much was the sales tax?
b) What is the total cost of Betty Jo's car, including sales tax?

Accepted Answer

A)  a) $230; b) $25,730 
B)  a) $2295; b) $27,795 
C)  a) $2295; b) $25,730 
D)  a) $230; b) $27,795 
E)  a) $240; b) $25,730 
A)  a) $230; b) $25,730 
B)  a) $2295; b) $27,795 
C)  a) $2295; b) $25,730 
D)  a) $230; b) $27,795 
E)  a) $240; b) $25,730

Question 17

In a survey, children were asked what flavor of ice cream they favored. 600 children, or 30 $\%$ of the respondents, said chocolate was their favorite. How many children responded in the survey?

Accepted Answer

A)  630 
B)  600 
C)  2000 
D)  180 
E)  1800 
A)  630 
B)  600 
C)  2000 
D)  180 
E)  1800

Question 18

Suppose that five in ten couples disagree on a particular matter. What percent of couples disagree on the matter?

Accepted Answer

A)  200.00 $\%$ 
B)  5 $\%$ 
C)  0.5 $\%$ 
D)  500 $\%$ 
E)  50 $\%$ 
A)  200.00 $\%$ 
B)  5 $\%$ 
C)  0.5 $\%$ 
D)  500 $\%$ 
E)  50 $\%$

Question 19

What is 44.7 $\%$ of 645? Round your answer to the nearest hundredth.

Accepted Answer

A)  28.83 
B)  2883.15 
C)  288.32 
D)  28831.50 
E)  2.88 
A)  28.83 
B)  2883.15 
C)  288.32 
D)  28831.50 
E)  2.88

Question 20

What percent of 80 is 96?

Accepted Answer

A)  100 $\%$ 
B)  96 $\%$ 
C)  80 $\%$ 
D)  120 $\%$ 
E)  20 $\%$ 
A)  100 $\%$ 
B)  96 $\%$ 
C)  80 $\%$ 
D)  120 $\%$ 
E)  20 $\%$

During a recent blood drive 14 donors had type O blood. This was 40 $\%$ of the total number of donors who gave blood that day. How many donors participated in the blood drive?

In a recent survey, 32 $\%$ of those polled sleep 7 hours every night. If 73 people responded that they sleep 7 hours each night, how many people participated in the survey?

Write $2 \frac { 2 } { 7 }$ $\%$ as a fraction.

Write 0.8 as a percent.

What percent of 20 is 9?

If $\frac { 1 } { 8 }$ of an alcohol solution is alcohol, what percent of the solution is water?

Write 58.9 $\%$ as a decimal.

Write 0.87 $\%$ as a decimal.

Write 4.459 as a percent.

If 347 milliliters of an IV 10 $\%$ dextrose solution are infused, how many grams of dextrose does the patient receive when the infusion is complete?

Write 2 $\%$ as a decimal.

What is 0.2 $\%$ of 5000?

Betty Jo bought a new car and the sales tax of 9 $\%$ of the cost of her car was added to the purchase price of $25,500. a) How much was the sales tax? b) What is the total cost of Betty Jo's car, including sales tax?

In a survey, children were asked what flavor of ice cream they favored. 600 children, or 30 $\%$ of the respondents, said chocolate was their favorite. How many children responded in the survey?

Suppose that five in ten couples disagree on a particular matter. What percent of couples disagree on the matter?

What is 44.7 $\%$ of 645? Round your answer to the nearest hundredth.

What percent of 80 is 96?

Whole Numbers

Fractions

Decimals

Ratio and Proportion

Applications for Business

Statistics and Probability

Us Units of Measurement

Metric System Measurement

Rational Numbers

Introduction to Algebra

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Exam 5: Percents

During a recent blood drive 14 donors had type O blood. This was 40 %\%% of the total number of donors who gave blood that day. How many donors participated in the blood drive?

In a recent survey, 32 %\%% of those polled sleep 7 hours every night. If 73 people responded that they sleep 7 hours each night, how many people participated in the survey?

Write 2272 \frac { 2 } { 7 }272​ %\%% as a fraction.

Write 0.8 as a percent.

What percent of 20 is 9?

If 18\frac { 1 } { 8 }81​ of an alcohol solution is alcohol, what percent of the solution is water?

Write 58.9 %\%% as a decimal.

Write 0.87 %\%% as a decimal.

Write 4.459 as a percent.

If 347 milliliters of an IV 10 %\%% dextrose solution are infused, how many grams of dextrose does the patient receive when the infusion is complete?

Write 2 %\%% as a decimal.

What is 0.2 %\%% of 5000?

Betty Jo bought a new car and the sales tax of 9 %\%% of the cost of her car was added to the purchase price of $25,500. a) How much was the sales tax? b) What is the total cost of Betty Jo's car, including sales tax?

In a survey, children were asked what flavor of ice cream they favored. 600 children, or 30 %\%% of the respondents, said chocolate was their favorite. How many children responded in the survey?

Suppose that five in ten couples disagree on a particular matter. What percent of couples disagree on the matter?

What is 44.7 %\%% of 645? Round your answer to the nearest hundredth.

What percent of 80 is 96?

Whole Numbers

Fractions

Decimals

Ratio and Proportion

Applications for Business

Statistics and Probability

Us Units of Measurement

Metric System Measurement

Rational Numbers

Introduction to Algebra

Filters

During a recent blood drive 14 donors had type O blood. This was 40 $\%$ of the total number of donors who gave blood that day. How many donors participated in the blood drive?

In a recent survey, 32 $\%$ of those polled sleep 7 hours every night. If 73 people responded that they sleep 7 hours each night, how many people participated in the survey?

Write $2 \frac { 2 } { 7 }$ $\%$ as a fraction.

If $\frac { 1 } { 8 }$ of an alcohol solution is alcohol, what percent of the solution is water?

Write 58.9 $\%$ as a decimal.

Write 0.87 $\%$ as a decimal.

If 347 milliliters of an IV 10 $\%$ dextrose solution are infused, how many grams of dextrose does the patient receive when the infusion is complete?

Write 2 $\%$ as a decimal.

What is 0.2 $\%$ of 5000?

Betty Jo bought a new car and the sales tax of 9 $\%$ of the cost of her car was added to the purchase price of $25,500. a) How much was the sales tax? b) What is the total cost of Betty Jo's car, including sales tax?

In a survey, children were asked what flavor of ice cream they favored. 600 children, or 30 $\%$ of the respondents, said chocolate was their favorite. How many children responded in the survey?

What is 44.7 $\%$ of 645? Round your answer to the nearest hundredth.