Deck 6: Percents

Question 1

Change the percent to a fraction or mixed number. Simplify if necessary.

- $55 \%$

A) $5 \frac{1}{2}$
B) $\frac{11}{40}$
C) $\frac{11}{20}$
D) $1 \frac{1}{10}$

Answer 1

$\frac{11}{20}$

Question 2

Change the percent to a fraction or mixed number. Simplify if necessary.

- $175 \%$

A) $1 \frac{3}{4}$
B) $17 \frac{1}{2}$
C) $3 \frac{1}{2}$
D) $\frac{7}{8}$

Answer 2

$1 \frac{3}{4}$

Question 3

Change the percent to a fraction or mixed number. Simplify if necessary.

- $7 \%$

A) $\frac{7}{10}$
B) $\frac{7}{100}$
C) 7
D) $\frac{7}{1000}$

Answer 3

$\frac{7}{100}$

Question 4

Change the percent to a fraction or mixed number. Simplify if necessary.

- $\frac{3}{5} \%$

A) $\frac{3}{5}$
B) 6
C) $\frac{3}{500}$
D) $\frac{1}{10}$

Question 5

Change the percent to a fraction or mixed number. Simplify if necessary.

- $87 \frac{1}{2} \%$

A) $1 \frac{3}{4}$
B) $\frac{87}{100}$
C) $\frac{7}{8}$
D) $\frac{179}{200}$

Question 6

Change the percent to a decimal.

- $31 \%$

A) 0.031
B) 0.31
C) 3.1
D) 0.2

Question 7

Change the percent to a decimal.

- $410 \%$

A) 0.41
B) 41
C) 4.1
D) 4.11

Question 8

Change the percent to a decimal.

- $452 \%$

A) 0.452
B) 45.2
C) 4.53
D) 4.52

Question 9

Change the percent to a decimal.

- $89.5 \%$

A) 0.895
B) 0.785
C) 0.0895
D) 8.95

Question 10

Change the percent to a decimal.

- $0.9 \%$

A) 0.009
B) 0.01
C) 0.9
D) 0.09

Question 11

Change the percent to a decimal.

- $\frac{4}{5} \%$

A) 0.0008
B) 0.008
C) 0.8
D) 0.28

Question 12

Change the percent to a decimal.

- $4 \frac{1}{5} \%$

A) 420
B) 0.0042
C) 0.042
D) 0.42

Question 13

Change the percent to a decimal.

- $48 \frac{3}{8} \%$

A) 4837.5
B) 0.48375
C) 4.8375
D) 0.048375

Question 14

Change the percent to a decimal.

- $37 \frac{5}{8} \%$

A) 0.37625
B) 3762.5
C) 0.037625
D) 3.7625

Question 15

Change the percent to a decimal.

- $178 \frac{1}{4} \%$

A) 17.825
B) 178.25
C) 0.07825
D) 1.7825

Question 16

Change the decimal to a percent.

-0.77

A) $7.7 \%$
B) $0.077 \%$
C) $77 \%$
D) $770 \%$

Question 17

Change the decimal to a percent.

-0.5

A) $0.05 \%$
B) $50 \%$
C) $500 \%$
D) $0.5 \%$

Question 18

Change the decimal to a percent.

-0.687

A) $687 \%$
B) $68.7 \%$
C) $0.687 \%$
D) $0.0687 \%$

Question 19

Change the decimal to a percent.

-0.868

A) $0.868 \%$
B) $0.0868 \%$
C) $868 \%$
D) $86.8 \%$

Question 20

Change the decimal to a percent.

-6.3

A) $63 \%$
B) $630 \%$
C) $0.0063 \%$
D) $0.63 \%$

Question 21

Change the decimal to a percent.

-5

A) $250 \%$
B) $0.5 \%$
C) $0.05 \%$
D) $500 \%$

Question 22

Change the decimal to a percent.

-0.025

A) $25 \%$
B) $0.0025 \%$
C) $0.25 \%$
D) $2.5 \%$

Question 23

Change the decimal to a percent.

-0.0468

A) $46.8 \%$
B) $4.68 \%$
C) $0.00468 \%$
D) $0.468 \%$

Question 24

Change the decimal to a percent.

-1.34

A) $234 \%$
B) $1340 \%$
C) $1840 \%$
D) $134 \%$

Question 25

Change the decimal to a percent.

-1.295

A) $142.45 \%$
B) $1295 \%$
C) $129.5 \%$
D) $1424.5 \%$

Question 26

Change to a percent.

- $\frac{19}{20}$

A) $47.5 \%$
B) $9.5 \%$
C) $1000 \%$
D) $95 \%$

Question 27

Change to a percent.

- $\frac{4}{10}$

A) $400 \%$
B) $40 \%$
C) $0.4 \%$
D) $4 \%$

Question 28

Change to a percent.

- $\frac{8}{9}$

A) $88 \frac{8}{9} \%$
B) $8 \frac{8}{9} \%$
C) $11 \frac{1}{4} \%$
D) $1 \frac{1}{8} \%$

Question 29

Change to a percent.

- $\frac{1}{3}$

A) $\frac{1}{300} \%$
B) $3 \frac{1}{3} \%$
C) $\frac{1}{3} \%$
D) $33 \frac{1}{3} \%$

Question 30

Change to a percent.

- $\frac{313}{500}$

A) $1 \frac{187}{313} \%$
B) $6 \frac{13}{50} \%$
C) $15 \frac{305}{313} \%$
D) $62 \frac{3}{5} \%$

Question 31

Change to a percent.

- $\frac{29}{90}$

A) $3 \frac{2}{9} \%$
B) $31 \frac{1}{29} \%$
C) $32 \frac{2}{9} \%$
D) $3 \frac{3}{29} \%$

Question 32

Change to a percent.

- $\frac{6}{7}$ (Round to the nearest whole percent.)

A) $86 \%$
B) $10 \%$
C) $9 \%$
D) $87 \%$

Question 33

Change to a percent.

- $5 \frac{1}{9}$

A) $5 \frac{1}{9} \%$
B) $66 \frac{2}{3} \%$
C) $51 \frac{1}{9} \%$
D) $511 \frac{1}{9} \%$

Question 34

Change to a percent.

- $2 \frac{3}{5}$

A) $260 \%$
B) $26 \%$
C) $26,000 \%$
D) $2600 \%$

Question 35

Change to a percent.

- $7 \frac{7}{10}$

A) $0.77 \%$
B) $77 \%$
C) $7.7 \%$
D) $770 \%$

Question 36

Replace $\square$ with $<$ or $>$ .

- $6 \frac{1}{5} \square 650 \%$

A) $<$
B) >

Question 37

Replace $\square$ with $<$ or $>$ .

- $\frac{3}{7} \square 42 \%$

A) >
B) $<$

Question 38

Replace $\square$ with $<$ or $>$ .

- $\frac{1}{2} \% \square 50 \%$

A) $<$
B) >

Question 39

Replace $\square$ with $<$ or $>$ .

- $\frac{1}{80} \square \frac{1}{8} \%$

A) $<$
B) >

Question 40

Replace $\square$ with $<$ or $>$ .

- $8 \frac{5}{9} \square 855 \%$

A) $<$
B) >

Question 41

Solve the problem.

-A serving of cooked white rice provides $3 \%$ of the daily value of an essential mineral. Express this percent as a fraction.

A) $\frac{1}{3}$
B) $\frac{3}{100}$
C) $\frac{3}{1000}$
D) $\frac{3}{10}$

Question 42

Solve the problem.

-An employee had $2 \%$ deducted from his paycheck for deposit in the company $401 \mathrm{~K}$ plan. Express this percent as a fraction.

A) $\frac{1}{500}$
B) $\frac{1}{5}$
C) $\frac{1}{2}$
D) $\frac{1}{50}$

Question 43

Solve the problem.

-Housing sales for the month of May were up $21 \%$ from April. Express this percent as a fraction.

A) $\frac{21}{100}$
B) $\frac{1}{21}$
C) $\frac{21}{1000}$
D) $\frac{79}{100}$

Question 44

Solve the problem.

-Sales of a particular product increased $33 \%$ over last year's sales of the product. Express this percent as a fraction.

A) $\frac{33}{100}$
B) $\frac{1}{33}$
C) $\frac{67}{100}$
D) $\frac{33}{1000}$

Question 45

Solve the problem.

-A bowl of oatmeal supplies $15 \%$ of the minimum daily requirement of an essential vitamin. Express this percent as a fraction.

A) $\frac{17}{20}$
B) $\frac{3}{20}$
C) $\frac{1}{15}$
D) $\frac{15}{100}$

Question 46

Solve the problem.

-A stock increased in value by $141 \%$ . Write this percent as a simplified mixed number.

A) $1 \frac{43}{100}$
B) $1 \frac{41}{100}$
C) $2 \frac{41}{100}$
D) $1 \frac{39}{100}$

Question 47

Solve the problem.

-A school accepts $\frac{4}{5}$ of its applicants. What percent of the applicants does the school accept?

A) $80 \%$
B) $90 \%$
C) $8 \%$
D) $70 \%$

Question 48

Solve the problem.

-Bob's rent is $\frac{11}{20}$ of his income. What percent of his income goes to pay the rent?

A) $60 \%$
B) $65 \%$
C) $50 \%$
D) $55 \%$

Question 49

Solve the problem.

-The population of a city is $1 \frac{19}{20}$ times what it was ten years ago. Write this mixed number as a percent.

A) $214 \%$
B) $195 \%$
C) $176 \%$
D) $95 \%$

Question 50

Solve the problem.

-The value of a stock is now $2 \frac{3}{10}$ times what it was worth 5 years ago. Write this mixed number as a percent.

A) $227 \%$
B) $130 \%$
C) $215 \%$
D) $230 \%$

Question 51

Solve the problem.

-A record store downtown is offering $1 \%$ off all purchases for the month of December. Express this percent as a decimal.

A) 1
B) 0.1
C) 0.01
D) $0.01 \%$

Question 52

Solve the problem.

-Only $0.5 \%$ of those polled had heard the news. Express this percent as a decimal.

A) 0.0005
B) 0.005
C) 0.05
D) 0.5

Question 53

Solve the problem.

-At State University, $57 \%$ of the students are female. Express this percent as a decimal.

A) 57
B) 0.0057
C) 0.057
D) 0.57

Question 54

Solve the problem.

-At a certain company, $64.5 \%$ of the employees have engineering degrees. Express this percent as a decimal.

A) 645
B) 0.645
C) 6.45
D) 0.0645

Question 55

Solve the problem.

-The telethon raised $845 \%$ of its anticipated goal. Express this percent as a decimal.

A) 0.845
B) 8.45
C) 845
D) 84.5

Question 56

Solve the problem.

-0.0062 of all products produced at a certain factory contain defects. Express this decimal as a percent.

A) $62 \%$
B) $0.62 \%$
C) $6.2 \%$
D) 0.062

Question 57

Solve the problem.

-0.004 of all math majors at a certain university double major in music. Express this decimal as a percent.

A) 4
B) $0.04 \%$
C) $0.4 \%$
D) $4 \%$

Question 58

Solve the problem.

-Rainfall decreased by 0.166 this year. Express this decimal as a percent.

A) $1.66 \%$
B) $0.0166 \%$
C) $0.166 \%$
D) $16.6 \%$

Question 59

Solve the problem.

-Sales this year were 2.6 times last year's sales. Express this decimal as a percent.

A) $2.6 \%$
B) $26 \%$
C) $0.026 \%$
D) $260 \%$

Question 60

Solve the problem.

-Attendance this year was 9.614 times greater than last year. Express this decimal as a percent.

A) $96.14 \%$
B) $9614 \%$
C) $961.4 \%$
D) $0.09614 \%$

Question 61

Solve the problem.

-An exam is given to the sixth graders at Emerson School and Lincoln School. 0.83 of the students at Emerson School and 78\% of the students at Lincoln School passed the exam. Which school had the better result?

A) Emerson School
B) Lincoln School

Question 62

Solve the problem.

-An exam is given to the sixth graders at Emerson School and Lincoln School. 0.80 of the students at Emerson School and $90 \%$ of the students at Lincoln School passed the exam. Which school had the better result?

A) Emerson School
B) Lincoln School

Question 63

Solve the problem.

-Bob scored a total of 477 points, out of 542 points possible, in Math 120. An A is given to students who have a course average of at least $90 \%$ . Bob tells his friend that he has earned a grade of $A$ in the course. Is he correct?

Question 64

Solve the problem.

-Bob scored a total of 460 points, out of 500 points possible, in Math 120. An A is given to students who have a course average of at least $90 \%$ . Bob tells his friend that he has earned a grade of $A$ in the course. Is he correct?

Question 65

Solve the problem.

-Sarah missed 82 points, out of 542 points possible, in Math 120. An A is given to students who have a course average of at least $90 \%$ . Bob tells his friend that he has earned a grade of $\mathrm{A}$ in the course. Is he correct?

Question 66

Solve the problem.

-Sarah missed 40 points, out of 510 points possible, in Math 120. An A is given to students who have a course average of at least $90 \%$ . Bob tells his friend that he has earned a grade of $\mathrm{A}$ in the course. Is he correct?

Question 67

Solve the problem.

-Tuan struck out 7 times in 112 at-bats playing baseball. Fred tells his friend that he has struck out less than $8 \%$ of the time. Is he correct?

Question 68

Solve the problem.

-Tuan struck out 14 times in 115 at-bats playing baseball. Fred tells his friend that he has struck out less than $8 \%$ of the time. Is he correct?

Question 69

Solve the problem.

-Lin purchased shares of a stock for $\$ 9.46$ per share forty years ago. Today the stock is worth $\$ 571.29$ per share. Express to the nearest percent the ratio of what the stock is worth now to what the stock was worth when she purchased it.

A) $6039 \%$
B) $60 \%$
C) $609 \%$
D) $1 \%$

Question 70

Solve the problem.

-Lin purchased shares of a stock for $\$ 1.12$ per share forty years ago. Today the stock is worth $\$ 524.09$ per share. Lin says the ratio of what the stock is worth now to what the stock was worth when she purchased it is greater than $25,000 \%$ . Is Lin correct?

Question 71

Solve the problem. Round to the nearest hundredth if necessary.

-What is $70 \%$ of 200 ?

A) 1.4
B) 140
C) 14
D) 1400

Question 72

Solve the problem. Round to the nearest hundredth if necessary.

-What is $0.6 \%$ of 4000 ?

A) 24
B) 2
C) 2400
D) 240

Question 73

Solve the problem. Round to the nearest hundredth if necessary.

-What is $95 \%$ of 4160 ?

A) 3952
B) 395,200
C) 39,520
D) 395

Question 74

Solve the problem. Round to the nearest hundredth if necessary.

-What is $83 \%$ of 344 ?

A) 2855.2
B) 285.52
C) 28.55
D) 28,552

Question 75

Solve the problem. Round to the nearest hundredth if necessary.

-Compute $8.1 \%$ of 43 meters.

A) 0.35 meters
B) 348 meters
C) 34.8 meters
D) 3.48 meters

Question 76

Solve the problem. Round to the nearest hundredth if necessary.

-Compute $2000 \%$ of 319 hours.

A) 6380 hours
B) 63,800 hours
C) 638,000 hours
D) 638 hours

Question 77

Solve the problem. Round to the nearest hundredth if necessary.

-Compute $180 \%$ of 4060 highways.

A) 7308 highways
B) 731 highways
C) 730,800 highways
D) 73,080 highways

Question 78

Solve the problem. Round to the nearest hundredth if necessary.

-Compute $5 \frac{1}{5} \%$ of 89 inches.

A) 463 inches
B) 0.05 inches
C) 4.63 inches
D) 46.3 inches

Question 79

Solve the problem.

-A mutual fund invests $\$ 114,800$ in utility stocks and earns $1 \%$ per year on the investment. How much money is earned per year?

A) $\$ 11,480,000$
B) $\$ 1,148,000$
C) $\$ 1148$
D) $\$ 11,480$

Question 80

Solve the problem.

-A chemical solution contains $1 \%$ potassium. How much potassium is in $2.5 \mathrm{~mL}$ of solution?

A) $0.25 \mathrm{~mL}$
B) $25 \mathrm{~mL}$
C) $250 \mathrm{~mL}$
D) $0.025 \mathrm{~mL}$