Contemporary Mathematics For Business & Consumers, 8th Edition by Robert Brechner - Test Bank Instant Download - Complete Test Bank With Answers Sample Questions Are Posted Below 1. A(n) ____________________ is a mathematical statement describing a real-world situation in which letters represent number quantities. ANSWER: formula 2. ____________________ are mathematical statements expressing …
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Contemporary Mathematics For Business & Consumers, 8th Edition by Robert Brechner – Test Bank
Instant Download – Complete Test Bank With Answers
Sample Questions Are Posted Below
1. A(n) ____________________ is a mathematical statement describing a real-world situation in which letters represent number quantities.
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2. ____________________ are mathematical statements expressing a relationship of equality.
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3. Letters of the alphabet used to represent unknown quantities in equations are called ____________________.
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| 4. To solve an equation means to find the numerical value of the ____________________that makes the equation true.
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5. The numerical value of the variable that makes an equation true is known as the solution, or ____________________ of the equation.
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6. The number or quantity placed before another quantity indicating ____________________ is called a coefficient.
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7. To ____________________ means to transfer a term from one side of an equation to the other.
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8. When solving equations with multiple grouping symbols, always start with the ____________________ symbols and work to the ____________________.
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9. A(n) ____________________ is a fraction that describes a comparison of two numbers or quantities.
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10. A(n) ____________________ is a statement showing that two ratios are equal.
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11. Solve the equation:
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12. Solve the equation: 8(7a + 2) = 128
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13. Solve the equation: 5x + 5 + 7x = 47 + 5x
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14. Solve the equation: 7a + 53 = 74
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15. Solve the equation: 8(9a + 9) = 864
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16. Solve the equation: 8n − 2 + 4n = 66 − 5n
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17. Solve the equation: 4x + 49 = 105
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18. Solve the equation:
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19. Solve the equation:
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20. Solve the equation:
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21. Translate into an equation: A number divided by 212 equals 53 (let the number be represented by N).
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22. Translate into an equation: A number divided by 26 is 52 (let the number be represented by T).
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23. Translate into an equation: 11 times the difference of P and 29 gives 759.
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24. Translate into an equation: The cost of V ounces at $4 per ounce is $196.
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25. Translate into an equation: A number divided by 47 equals 55 (let the number be represented by K).
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26. Translate into an equation: A number increased by 19 equals 77 (let the number be represented by k).
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27. Translate the following into an equation: A number multiplied by 19 is 342 (let the number be represented by the letter V).
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28. Translate the following into an equation: The sum of T and 45 is 48.
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29. Quinzel and Joseph sell shoes. Last month Quinzel sold 18 less pairs of shoes than Joseph. Together they sold 52 pairs. How many pairs of shoes did Quinzel sell?
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30. Luis and Berto sell TVs. Last month Berto sold 15 more TVs than Luis. Together they sold 163. How many TVs did Luis sell?
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31. Last month a store sold 4 times as many tapes as CDs. If the total quantity of these two items sold was 360, how many tapes did the store sell?
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32. Salim sells fax machines that come in Standard and Enhanced models. The Standard model sells for $325 and the Enhanced model sells for $385. If Salim sold a total of 35 units and took in $12,575, how many of the Enhanced model did he sell?
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33. George and Lee Sung sell stereos. Last month George sold 19 more stereos than Lee Sung. Together they sold 153. How many stereos did Lee Sung sell?
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34. Mira and Marie sell computers. Last month Mira sold 16 more computers than Marie. Together they sold 56. How many computers did Marie sell?
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35. Essie and Ruby sell Blu-Ray players. Last month Essie sold 35 less Blu-Ray players than Ruby. Together they sold 145. How many Blu-Ray players did Essie sell?
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36. Employees at Standard Storage are in the ratio of 2 women to 7 men. If there are 490 men employed, how many women are employed there?
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37. If a car can travel 504 miles on 21 gallons of fuel, how many gallons are required to travel 1,152 miles?
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38. If Samantha earns $225.00 for 6.25 hours of work, how many must he work to earn $918.00?
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39. An architect uses a scale of 0.5 inch to represent 1 foot on a blueprint. If the west wall of a building is 27 feet long, how long will the line be on the blueprint?
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40. If Benito earns $187.50 for 12.5 hours of work, how many hours must he work to earn $465.00?
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41. If a car can travel 250 miles on 10 gallons of fuel, how many gallons are required to travel 1,325 miles?
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42. If Argyl earns $93.00 for 7.75 hours of work, how many must he work to earn $571.50?
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43. Boyd’s car can travel 1891.5 miles on 48.5 gallons of fuel. How many miles can it travel on 64 gallons?
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44. Solve the equation: 3y + 18 = 135
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45. If Jillian earns $324 for 16 hours of work, how many hours must she work to earn $486.00?
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46. Solve the equation for the unknown: 12(5Q + 20) = 480
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47. Solve the equation for the unknown: 2B + 28 = 82
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48. Solve the equation for the unknown: C − 16 = 48
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49. Solve the equation for the unknown: K + 98 = 602
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50. Solve the equation for the unknown and round to the nearest hundredth: 3C − 62 = 50
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51. Solve the equation for the unknown: 18G = 126
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52. Solve the equation for the unknown:
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53. Solve the equation for the unknown: 20.5T = 180
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54. Solve the equation for the unknown:
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55. Solve the equation for the unknown: 5L + 6 = 71
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56. Solve the equation for the unknown:
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57. Solve the equation for the unknown: 24N − 215 = 133
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58. Solve the equation for the unknown:
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59. Solve the equation for the unknown: 6(3R + 9) = 108
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60. Solve the equation for the unknown: 3(2S − 6) = 9
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61. Solve the equation for the unknown: T + 14 = 34 − 3T
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62. Solve the equation for the unknown: 15X + 8 − X = 4(2X + 20)
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63. Underline the key word(s) and translate into an expression: 6 times A divided by C
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64. Underline the key word(s) and translate into an expression: the sum of twice B and 8
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65. Underline the key word(s) and translate into an expression: 6 less than half of R
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66. Underline the key word(s) and translate into an expression: the product of A and B plus $162 more
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67. Underline the key word(s) and translate into an expression: the difference of F and 23
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68. Underline the key word(s) and translate into an expression: R times S times 192
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69. Underline the key word(s) and translate into an expression: the difference of 4G and 12
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70. Underline the key word(s) and translate into an expression: 36 more than of X
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71. Underline the key word(s) and translate into an equation: a number increased by 12 is 804
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72. Underline the key word(s) and translate into an equation: a number totals 8 times the sum of R and S
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73. Underline the key word(s) and translate into an equation: 12 less than 6B leaves 36
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74. Underline the key word(s) and translate into an equation: the cost of A at $12.50 each is $225.00
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75. Underline the key word(s) and translate into an equation: sales is the product of price and quantity
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76. Underline the key word(s) and translate into an equation: 6 more than 5 times a number, plus 3 times that number, is 30
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77. Underline the key word(s) and translate into an equation: A number divided by 49 makes 86 (let the number be represented by k)
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78. Solve the proportion for X:
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79. Solve the proportion for X:
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80. An accounting firm has 24 partners. Twelve partners are senior partners and twelve are junior partners. The senior partners receive twice as much as the junior partners. A net income of $22,600,000 is earned for the year. How much will each junior partner receive?
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81. of the vehicles in the parking lot are cars. The rest are vans and trucks. If there are 780 cars in the lot, how many total vehicles are in the lot?
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82. An electronics store sells seven times as many printers as fax machines. If sales for the month totaled 1,600 pieces, how many printers were sold?
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83. Georgia produces 40 more than 3 times what Harriet can produce in one day. If Georgia’s total production for the day is 160, how much does Harriet produce in one day?
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84. A new machine can produce three more than twice the production per hour of the old machine. If the new machine can produce 187 units per hour, how many did the old machine produce?
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85. Chen and Joel invested $60,000 in a business. If Chen invested five times as much as Joel, how much did Chen invest?
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86. A mountain bike costs $86 more than twice the cost of a street bike. If together they cost $518, what is the cost of the mountain bike?
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87. If the interest on a $6,500 loan is $520, what would be the interest on a loan of $10,000?
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88. At the Da Vinci Institute, the ratio of girls to boys is 6 to 4. If 420 boys attend the school, how many are girls?
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89. On Valentine’s Day, the flower vendor took in $334 less on rose bush sales than on tulip sales. If the total sales for the day were $818, what were the sales for each flower?
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90. If an assembler can package 18 toasters every hour and a half, how many toasters can he assemble in hours?
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91. Atlantis Printing spends of its revenue on liability insurance expenses. Last week’s liability insurance payment was $1,500. What was the amount of revenue for the week?
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92. 14,490 votes were cast at a recent election. If the votes cast for Candidate A were 6 times the votes cast for Candidate B, how many votes did each candidate receive?
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93. Kate and Allie sell stereos. Last month Kate sold 14 more stereos than Allie. Together they sold 92. How many stereos did Allie sell?
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94. Script’s Book Store sold 864 items last week. They sold twice as many magazines as paperback books, and five times as many paperback books as hardbound books. How many of each product was sold?
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95. Paul’s Record Shop sells old CDs for $7 each and cassettes for $2 each. Today they sold a total of 1,400 CDs and cassettes and took in $8,100.
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96. Sales of outfield seats were 188 less than three-fourths of the total seats. If the sports team sold 3,862 seats in the outfield, how many total seats were sold?
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97. A plumbing supply store sells four times as many gas stoves as wood burning stoves. If sales for the month of both types totaled 65 stoves, how many gas stoves were sold?
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98. Solomon’s Shoe Store sells women’s shoes for $54 a pair and men’s shoes for $85 a pair. Last week the store sold four times as many women’s shoes as men’s. Total sales were $6,321.
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99. If you can purchase 6 roses for $21, how many roses can you purchase for $87.50?
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100. Janet is 3 times as old as her brother Marshall. If the difference in their ages is 6 years, what is the age of each?
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101. A recipe calls for 2 eggs for every ounces of milk. If you increase the milk to ounces, how many eggs will you use?
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102. If a motorcycle can travel 726 miles on 22 gallons of fuel, how many gallons are required to travel 1,452 miles?
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103. An estate valued at $510,000 is to be distributed among the wife, 2 children, and 3 grandchildren. The children will each receive two times as much as each grandchild, and the wife will receive five times as much as each child. How much will each person receive?
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104. A team of five players split a bonus as follows: player one, two, three and four equally. Player five had a share that was twice as much as each individual share of the other players. If the team bonus was $75,000 how much did player five receive?
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105. Lance produces 20 more than 4 times what Jacob can produce in one day. If Lance’s total production for the day is 360, how much does Jacob produce in one day?
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106. The process of moving all unknowns to one side of an equation and all knowns to the other side is called transposing.
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| 107. For the equation
J + 8 = 12 J = 20
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| 108. For the equation 5G – 2 = 43
G = 9
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109. To remove parentheses, multiply the coefficient by each term inside the parentheses.
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| 110. For the equation
10B + 3 – B + 6 = 36
B = 18
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| 111. A number increased by 49 would be written as
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| 112. A number decreased by 72 would be written as
B – 72
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| 113. Eight less than six times a number would be written as
6Z – 8
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| 114. Daryl and Rayna sell candy bars for a school fundraiser. Rayna sells 3 times what Daryl sold. If their combined total was 400 candy bars, then Daryl sold 300 of the candy bars.
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| 115. of Aces Stationery business orders is business letterhead and envelopes. If the total sales for the week were $5,250, then the following can be stated
s = $21,000
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116. 4 is to 7 as 24 is to 49
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117. 11 is to 12 as 66 is to 72.
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| 118. The formula for writing 3 is to 5 as 21 is to a number is
3x = 21(5) 3x = 105 x = 35
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| 119. The formula for writing 3 is to 4 as a number is to 100 is
4x = 300 x = 75
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| 120. 4x -3 = 20 is called an expression
7j + 9 is called an equation
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Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
