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Shop What's New Sign inContemporary Mathematics for Business and Consumers, Brief 8th Edition Test Bank
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Name:
Class:
Date:
Chapter 02 – Fractions
1. A mathematical way of expressing a part of a whole thing is called a(n) ____________________.
ANSWER: fraction
2. The number on the bottom of the division line of a fraction is called the ____________________.
ANSWER: denominator
3. A fraction in which the numerator is smaller than the denominator is called a(n) ____________________.
ANSWER: common fraction
proper fraction
4. The number on the top of the division line of a fraction is called the ____________________.
ANSWER: numerator
5. A(n) ____________________ combines a whole number with a proper fraction.
ANSWER: mixed number
6. The least common denominator is the ____________________, and therefore most efficient, common denominator in
addition or subtraction of fractions.
ANSWER: smallest
7. A whole number divisible only by itself and l is called a(n) ____________________.
ANSWER: prime number
8. Proper fractions that have the same denominator in addition or subtraction are called ____________________ fractions.
ANSWER: like
9. Inverted numbers are known as ____________________ of each other.
ANSWER: reciprocals
10. In division of fractions, the ____________________ is inverted.
ANSWER: divisor
11. A useful shortcut which simplifies the multiplication of fractions is called ____________________.
ANSWER: cancellation
12. Identify the type of fraction and write it in word form:
a. proper fraction, ten-thirds
b. improper fraction, ten-thirds
c. improper fraction, ten-threes
d. proper fraction, ten-threes
ANSWER: b
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Date:
Chapter 02 – Fractions
13. Identify the type of fraction and write it in word form:
a. proper fraction, twenty-four and nineteen-twentieths
b. improper fraction, twenty-four and nineteen-twentieths
c. mixed number, twenty-four and nineteen-twentieths
d. mixed number, twenty-four and nineteen-twenties
ANSWER: c
14. Identify the type of fraction and write it in word form:
a. proper fraction; seven-thirtieths
b. mixed number; seven-thirtieths
c. improper fraction; seven-thirtieths
d. proper fraction; seven thirty
ANSWER: a
15. Identify the type of fraction and write it in word form:
a. improper fraction; forty-three ten
b. proper fraction; forty-three-tenths
c. improper fraction; forty-three-tenths
d. mixed number; forty-three-tenths
ANSWER: c
16. Convert the following improper fraction to a whole number or a mixed number:
a. 8
b.
c.
d.
ANSWER: b
17. Convert the following improper fraction to a whole number or a mixed number:
a.
b. 77
c. 100
d. 10
ANSWER: d
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Name:
Class:
Date:
Chapter 02 – Fractions
18. Convert the following improper fraction to a whole number or a mixed number:
a.
b. 6.83
c.
d. 7
ANSWER: a
19. Convert the following mixed number to an improper fraction:
a.
b.
c.
d.
ANSWER: c
20. Convert the following mixed number to an improper fraction:
a.
b.
c.
d.
ANSWER: b
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Name:
Class:
Date:
Chapter 02 – Fractions
21. Convert the following mixed number to an improper fraction:
a.
b.
c.
d.
ANSWER: d
22. Convert the fraction to higher terms. Enter the value of the missing denominator:
a. 21
b. 28
c. 42
d. 78
ANSWER: a
23. Reduce the fraction to lowest terms:
a.
b.
c.
d.
ANSWER: b
24. Reduce the following fraction to lowest terms:
a.
b.
c.
d.
ANSWER: d
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Page 4
Name:
Class:
Date:
Chapter 02 – Fractions
25. Convert the following improper fraction to a whole number or a mixed number:
a. 13
b.
c.
d.
ANSWER: a
26. Convert the fraction to higher terms. Enter the value of the missing numerator:
a. 6
b. 15
c. 30
d. 11
ANSWER: c
27. Convert the fraction to higher terms. Enter the value of the missing numerator:
a. 9
b. 3
c. 18
d. 27
ANSWER: c
28. Convert the fraction to higher terms. Enter the value of the missing numerator:
a. 14
b. 21
c. 42
d. 84
ANSWER: b
29. Find the least common denominator of the fractions: ,
,
,
a. 32,256
b. 1,008
c. 18
d. 288
ANSWER: b
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Page 5
Name:
Class:
Date:
Chapter 02 – Fractions
30. Find the least common denominator of the fractions: ,
,
,
a. 154
b. 18
c. 144
d. 27,648
ANSWER: c
31. Find the least common denominator of the fractions: ,
, ,
a. 49
b. 18
c. 8
d. 504
ANSWER: d
32. Find the least common denominator of the fractions: , ,
,
a. 504
b. 280
c. 39
d. 560
ANSWER: b
33. Add and show as reduced mixed number or proper fraction:
a.
b.
c.
d.
ANSWER: b
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Name:
Class:
Date:
Chapter 02 – Fractions
34. Verna shipped three packages to Chicago. If the packages weighed
weight?
a.
b.
c.
d.
,
, and
pounds, what was the total
,
, and
pounds, what was the total
pounds
pounds
pounds
pounds
ANSWER: a
35. Lee shipped three packages to New York. If the packages weighed
weight?
a.
pounds
b. 73 pounds
c.
pounds
d.
pounds
ANSWER: c
36. Subtract and reduce:
a.
b.
c.
d.
ANSWER: c
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Page 7
Name:
Class:
Date:
Chapter 02 – Fractions
37. Multiply and reduce the following:
a.
b.
c.
d.
ANSWER: a
38. Multiply and reduce the following:
a.
b.
c.
d.
ANSWER: d
39. A panel measures
yards long by
yards wide. What is the area of the panel? (Multiply length times width.)
a.
b.
c.
d.
ANSWER: a
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Name:
Class:
Date:
Chapter 02 – Fractions
40. Multiply and reduce:
a.
b.
c.
d.
ANSWER: c
41. Divide the following fractions and reduce to lowest terms:
a.
b.
c.
d.
ANSWER: b
42. Divide the following fractions and reduce to lowest terms:
a. 4
b.
c.
d.
ANSWER: a
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Name:
Class:
Date:
Chapter 02 – Fractions
43. Divide and reduce:
a.
b.
c.
d.
ANSWER: b
44. Divide and reduce:
a.
b.
c.
d.
ANSWER: d
45. Convert the following improper fraction to a whole number or a mixed number:
a.
b.
c.
d. 11
ANSWER: d
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Name:
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Date:
Chapter 02 – Fractions
46. Reduce the fraction:
a.
b.
c.
d.
ANSWER: c
47. Reduce the following fraction to lowest terms:
a.
b.
c.
d.
ANSWER: d
48. Convert the fraction to a higher term, as indicated: to thousands
a.
b.
c.
d.
ANSWER: b
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Name:
Class:
Date:
Chapter 02 – Fractions
49. Add and reduce:
a.
b.
c.
d.
ANSWER: d
50. Subtract and reduce the following:
a.
b.
c.
d. 1
ANSWER: b
51. Identify the type of fraction and write it in word form:
a. improper fraction; thirty-three ten
b. proper fraction; thirty-three-tenths
c. improper fraction; five and ten-thirty-thirds
d. mixed number; five and thirty-three-tenths
ANSWER: d
52. Convert the following mixed number to an improper fraction:
a.
b.
c.
d.
ANSWER: b
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Page 12
Name:
Class:
Date:
Chapter 02 – Fractions
53. Divide the following fractions and reduce to lowest terms:
a. 1
b.
c.
d.
ANSWER: a
54. Identify the type of fraction and write it in word form:
ANSWER: mixed number; thirty-three and three-eighths
55. Identify the type of fraction and write it in word form:
ANSWER: proper fraction; five-seventeenths
56. Identify the type of fraction and write it in word form:
ANSWER: improper fraction; twelve-twelfths
57. Convert the improper fraction to a whole or mixed number:
ANSWER:
58. Convert the improper fraction to a whole or mixed number:
ANSWER:
59. Convert the improper fraction to a whole or mixed number:
ANSWER:
60. Convert the improper fraction to a whole or mixed number:
ANSWER:
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Page 13
Name:
Class:
Date:
Chapter 02 – Fractions
61. Convert the mixed number to an improper fraction:
ANSWER:
62. Convert the mixed number to an improper fraction:
ANSWER:
63. Convert the mixed number to an improper fraction:
ANSWER:
64. Convert the mixed number to an improper fraction:
ANSWER:
65. Reduce the fraction to lowest terms:
ANSWER:
66. Reduce the fraction to lowest terms:
ANSWER:
67. Reduce the fraction to lowest terms:
ANSWER:
68. Convert the fraction to a higher term as indicated: to forty-ninths
ANSWER:
69. Convert the fraction to a higher term as indicated: to thirty-sixths
ANSWER:
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Name:
Class:
Date:
Chapter 02 – Fractions
70. Convert the fraction to a higher term as indicated: to hundreds
ANSWER:
71. Convert the fraction to a higher term as indicated: to eighths
ANSWER:
72. Convert the fraction to a higher term as indicated:
ANSWER:
73. Convert the fraction to a higher term as indicated:
ANSWER:
74. Convert the improper fraction to a whole or mixed number:
ANSWER:
75. Convert the fraction to a higher term as indicated:
ANSWER:
76. Find the least common denominator for the fractions: , ,
ANSWER: 15
77. Find the least common denominator for the fractions: , , ,
ANSWER: 252
78. Find the least common denominator for the fractions:
, ,
,
ANSWER: 300
79. Add the fractions and reduce to lowest terms:
ANSWER:
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Name:
Class:
Date:
Chapter 02 – Fractions
80. Add the fractions and reduce to lowest terms:
ANSWER:
81. Add the fractions and reduce to lowest terms:
ANSWER:
82. Add the fractions and reduce to lowest terms:
ANSWER:
83. Add the fractions and reduce to lowest terms:
ANSWER:
84. Add the fractions and reduce to lowest terms:
ANSWER:
85. Subtract the fractions and reduce to lowest terms:
ANSWER:
86. Subtract the fractions and reduce to lowest terms:
ANSWER:
87. Subtract the fractions and reduce to lowest terms:
ANSWER:
88. Subtract the fractions and reduce to lowest terms:
ANSWER:
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Name:
Class:
Date:
Chapter 02 – Fractions
89. Subtract the fractions and reduce to lowest terms:
ANSWER:
90. Multiply the fractions and reduce to lowest terms:
ANSWER:
91. Multiply the fractions and reduce to lowest terms:
ANSWER:
92. Multiply the fractions and reduce to lowest terms:
ANSWER:
93. Multiply the fractions and reduce to lowest terms:
ANSWER:
94. Multiply the fractions and reduce to lowest terms:
ANSWER:
95. Multiply the fractions and reduce to lowest terms:
ANSWER:
96. Divide the fractions and reduce to lowest terms:
ANSWER:
97. Divide the fractions and reduce to lowest terms:
ANSWER:
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Name:
Class:
Date:
Chapter 02 – Fractions
98. Divide the fractions and reduce to lowest terms:
ANSWER:
99. Divide the fractions and reduce to lowest terms:
ANSWER:
100. Divide the fractions and reduce to lowest terms:
ANSWER:
101. Divide the fractions and reduce to lowest terms:
ANSWER:
102. After a party, Duncan noticed that of a pizza was left over. What fractional part of the pizza was eaten?
ANSWER:
103. Convert the improper fraction to a whole or mixed number:
ANSWER:
mixed number;
104. Convert the fraction to a higher terms as indicated: to sixty-thirds
ANSWER:
105. Convert the mixed number to an improper fraction:
ANSWER:
106. What type of fraction is
? How would you write this fraction in word form?
ANSWER: improper fraction, forty-thirteenths
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Name:
Class:
Date:
Chapter 02 – Fractions
107. Convert
ANSWER:
to a whole or mixed number and write it in words.
, six and one half
108. Steph is following a recipe that calls for
pounds of chicken. She would like to increase the serving size and will
have to change all the measurements. Before Steph can change the measurements, she must convert the mixed number to
an improper fraction. What should be the improper fraction for the chicken measurement?
ANSWER:
109. At the end of the semester, 25 of the 32 students who started an accounting course remained. What fraction
represents the total number of students who dropped the course?
ANSWER:
110. Rennata shipped three packages to West Virginia. If the packages weighed
,
, and
pounds, what was the
total weight of Rennata’s shipment?
ANSWER:
111. A plumber cut pieces of pipe with the following measurements:
,
, ,
Find the least common denominator.
ANSWER: 144
112. Price is working at the local Jiffy Lube and during his shift, he used the following cases of oil on his jobs:
,
,
, and
How many cases in total did Price use?
ANSWER:
113. Adolia Hunter walked
miles on Monday,
miles on Wednesday, and
miles on Friday. How many total miles
did she walk?
ANSWER:
114. A good planting soil is made up of
pounds of dirt and
pounds of cow manure. How much will the mixture
weigh afterwards?
ANSWER:
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Chapter 02 – Fractions
115. Ruby and her friends are on a road trip that will take a total of
traveled
miles. If Ruby and her friends have already
miles, how many miles are left?
ANSWER:
116. Peter Williams sold
acres of his
acre ranch. How many acres does Peter have left?
ANSWER:
117. Moriah bought
pounds of fertilizer but only used
pounds in her garden. How much fertilizer does she have
left?
ANSWER:
118. Turner Morris weighs
times as much as his sister. If his sister weighs 84 pounds, how much does Turner weigh?
ANSWER: 147 pounds
119. A foundation requires
truckloads of concrete. If the concrete truck holds
cubic yards of concrete, how many
total cubic yards of concrete are used for the foundation?
ANSWER: 8 cubic yards
120. Four surveys, taken to assess HD television viewers buying patterns, has the following results: , , ,
. In order
to find a grand total, these results must be multiplied. What is the grand total of the survey taken?
ANSWER:
121. How many
feet pieces of wire can be cut from a piece 68 feet long?
ANSWER:
122. Jeremiag Thompson owns
acres of undeveloped land. If the property is divided into
acre pieces, how many
homesites can be developed?
ANSWER: 95 homesites
123. A novelty shop buys beads in bulk from the manufacturer and packages them into
pound boxes. How many boxes
can be filled from 828 pounds of beads?
ANSWER: 460 boxes
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Name:
Class:
Date:
Chapter 02 – Fractions
124. Eastern Mining Co. mines
tons of coal on Monday,
tons on Tuesday, and
tons on Wednesday. If their
goal is to mine 40 tons this week, how many more tons must be mined?
ANSWER:
125. Cicely Bosley borrowed $21,600 from the bank. She has repaid of the loan. What is the remaining balance owed to
the bank?
ANSWER: $7,200
126. A recent poll showed that 60 of the 540 people interviewed preferred decaffeinated coffee over regular. What
fraction of the people preferred regular coffee?
ANSWER:
127. Chris Spencer increased his earnings by from last year. If he made $36,480 last year, how much did he make this
year?
ANSWER: $60,800
128. Sunny can assemble
circuit boards in one hour. Astrid can assemble
in one hour. In an 8-hour shift, how many
more circuit boards does Astrid assemble than Sunny?
ANSWER:
129. Three heirs share an estate of $340,000. Jordan receives , Danielle receives , and Samuel receives the balance.
How much does Samuel receive?
ANSWER: $76,500
130. A recipe for a meat casserole calls for
tablespoons of minced garlic. If this recipe serves 8 people, recalculate the
amount of garlic needed to serve 6 people.
ANSWER:
131. Cosmos Company uses
square yards of material to make a slip cover for a chair. The material comes in 1,100
square yard rolls that cost $10,150 each.
a. How many slip covers can be made from each roll?
b. What is the cost of each slip cover?
ANSWER: a. 350 slip covers
b. $29
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Date:
Chapter 02 – Fractions
132. A building has a total area of 20,880 square feet. At the present time, the assembly area occupies of the space, the
storage area occupies of the area, and the office occupies the balance of the space.
a.
How many square feet of space does the office occupy?
b.
If the company wants to increase the size of the assembly area by , how many square feet
will the assembly area have?
ANSWER: a. 9,048 square feet
b. 11,136 square feet
133. A roll of material is 257 yards long. Janet Barnett cut
,
, and
yards from the roll.
a. How much material did Janet cut from the roll?
b. How much material was left on the roll?
ANSWER: a. 56 yards
b. 201 yards
134. Jasmine Jackson sold
acres of her
acre ranch. How many acres does Jasmine have left?
ANSWER:
135. Rod Harris earns $180 per day. On Monday, he only worked of a day. How much did Rod earn?
ANSWER: $157.50
136. If a stone cutter has of an ounce of a precious stone and it takes ounce of that stone to make one ring. How many
rings can the stone cutter make from the precious stone that he has?
ANSWER: 6
137. A recent poll showed that 54 of the 620 people interviewed preferred non-alcoholic beer over regular. What fraction
of the people preferred regular beer?
ANSWER:
138. During the week, Ivey earned and of her monthly bonus on two sales transactions. If those bonuses amounted to
$840.00, how much was her monthly bonus?
ANSWER: $1,440.00
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Name:
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Date:
Chapter 02 – Fractions
139. A tailor needs
yards of cloth in order to make a jacket. He needs
yards in order to make the slacks to complete
the suit. If he makes four suits, how much cloth will he need?
ANSWER:
140. A board is
feet in length. A carpenter intends to cut blocks from that board of
feet in length. How many full
sizes pieces can be cut from that board of wood?
ANSWER: 6
141. At the end of the semester, 14 of the 29 students who started a Physics course remained. What fraction represents the
total number of students who dropped the course?
ANSWER:
142. A fraction representing less than a whole unit where the numerator is less than the denominator is called a mixed
number.
a. True
b. False
ANSWER: False
143.
To convert an improper fraction to a whole number or mixed number, divide the numerator by the denominator. If there
is no remainder, it is a whole number. If there is a remainder, write the whole number, then write the fraction as the
remainder over the denominator.
a. True
b. False
ANSWER: True
144. When a fraction has been reduced to the point where there are no common divisors left other than 1; it is said to be
raised to the greatest common divisor.
a. True
b. False
ANSWER: False
145. A whole number greater than one that is divisible only by itself and one is called a prime number.
a. True
b. False
ANSWER: True
146. To add unlike fractions, add all the numerators to find the new numerator, then add all the denominators to find the
new denominator.
a. True
b. False
ANSWER: False
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Date:
Chapter 02 – Fractions
147. To subtract unlike fractions, find the least common denominator, raise each fraction to the least common
denominator, subtract the like fractions.
a. True
b. False
ANSWER: True
148. To multiply mixed numbers, convert all mixed numbers to improper fractions, use cancellation where possible. If
the answer is an improper fraction, convert to a mixed number in its lowest terms.
a. True
b. False
ANSWER: True
149. To divide fractions and mixed numbers, change any mixed numbers to improper fractions, invert the second fraction
to it’s reciprocal, and subtract.
a. True
b. False
ANSWER: False
150. The fraction
can be reduced to
.
a. True
b. False
ANSWER: True
151. The least common denominator of the following fractions is 120.
,
,
,
a. True
b. False
ANSWER: False
152. The least common denominator of the following list of fractions is 72.
a. True
b. False
ANSWER: True
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Date:
Chapter 02 – Fractions
153. Jacob worked the following hours for the week as a manager of the campus food court:
,
His total hours worked are 36.
a. True
b. False
ANSWER: True
154. The Garden Center sells grass seeds by 100 pound bins. If Anya purchased
of a bin for her yard, but only used
3/4 of the seeds, she would have 3/14 of a bin left.
a. True
b. False
ANSWER: True
155. John, Carla, and Kai entered a business partnership to open a frozen yogurt shop. If John owns
and Kai owns
, Carla owns
of the company
of the business.
a. True
b. False
ANSWER: False
156.
written as a mixed number is
.
a. True
b. False
ANSWER: True
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