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Show work for the attachment below03 – Lesson 2, Exam 3
Question 1 of 20
0.0/ 5.0 Points
In the diagram, the figures are similar. What is x?
A. 3.4 ft
B. 0.4 ft
C. 2.3 ft
D. 2.6 ft
Question 2 of 20
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School guidelines require that there must be at least 2 chaperones for every 25 students going
on a school trip. How many chaperones must there be for 80 students?
A. 6 chaperones
B. 40 chaperones
C. 3 chaperones
D. 7 chaperones
Question 3 of 20
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Glen is looking into buying a piece of land. He estimates that the land measures 100 yd by 850
yd. The land is actually 140 yd by 940 yd. What is the percent error in the estimated area of the
land?
A. 35.4%
B. 17.7%
C. 64.6%
D. 32.3%
Question 4 of 20
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What is the solution of the equation?
16 = –d + 6
A. 10
B. –10
C. –9
D. –15
Question 5 of 20
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A tree casts a shadow 10 ft long. A boy standing next to the tree casts a shadow 2.5 ft long.
The triangle shown for the tree and its shadow is similar to the triangle shown for the boy and
his shadow. If the boy is 5 ft tall, how tall is the tree?
A. 18 ft
B. 12.5 ft
C. 15 ft
D. 20 ft
Question 6 of 20
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Manny and Emma are both competing in a long jump competition at their school. Manny can
jump four fifths of the distance that Emma can jump. Manny can jump 40 inches. How far can
Emma jump?
A. 32 inches
B. 50 inches
C. 39.2 inches
D. 40.8 inches
Question 7 of 20
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John and 2 friends are going out for pizza for lunch. They split one pizza and 3 large drinks.
The pizza cost \$12.00. They spend a total of \$16.95. Find the cost of one large drink.
A. \$1.70
B. \$1.65
C. \$14.48
D. \$2.48
Question 8 of 20
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What is the solution of the equation?
6x – 3 = 5x – 5
A. –4
B. –2
C. 0
D. –1
Question 9 of 20
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Aimi is making Valentine’s Day cards for everyone in her class. She plans to use a whole sheet
of paper for each of her 6 closest friends. She will use 1/8 of a sheet of paper for everyone else
in the class. She has 34 sheets of paper. How many of the smaller cards can she make?
A. 4 cards
B. 224 cards
C. 3 cards
D. 272 cards
Question 10 of 20
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A flock of Canadian geese migrated 1623 miles in 28 days. What was the average rate at which
these geese traveled in miles per day?
A. 73 miles per day
B. 113 miles per day
C. 47 miles per day
D. 58 miles per day
Question 11 of 20
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A. -7/5
B. 35
C. 12
D. -35
Question 12 of 20
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During the month of February, Fabulous Feet Shoe Mart sold 48 pairs of red loafers. After an
ad campaign to boost sales, they sold 60 pairs in March. Find the percent of increase in sales.
A. 29%
B. 19%
C. 25%
D. 15%
Question 13 of 20
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What is the solution of the proportion?
A. 56
B. 672
C. 168
D. 576
Question 14 of 20
3p – 1 = 5(p – 1) – 2(7 – 2p)
A. 3
B. 0
C. -9
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D. -10
Question 15 of 20
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What percent of 10 is 6?
A. 60%
B. 0.6%
C. 1.67%
D. 167%
Question 16 of 20
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195 s; minutes
A. 4.5 min
B. 3 min
C. 3.25 min
D. 2.5 min
Question 17 of 20
What percent of 100 is 30?
A. 30%
B. 333%
C. 3.33%
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D. 0.3%
Question 18 of 20
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A dress that normally costs \$69.50 is on sale for 45% off. What is the sale price of the dress?
A. \$38.23
B. \$31.28
C. \$24.50
D. \$1.54
Question 19 of 20
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What is the solution of the equation?
4(y + 2) = 32
A. –10
B. 4
C. 6
D. 10
Question 20 of 20
What is the solution of the equation?
2 = 6p – 8 – 5p
A. –10
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B. 2
C. 10
D. –6
Part 1 of 1 –
Question 1 of 20
25.0/ 100.0 Points
5.0/ 5.0 Points
The bulk food section of a grocery store has two bins with different types of mixed nuts. The first bin
contains walnuts, peanuts, and pistachios. The second bin contains pecans, almonds, Brazil nuts, and
walnuts. What is a set that represents all the types of nuts in both bins?
A. {walnuts, peanuts, pistachios, pecans, almonds}
B. {walnuts, peanuts, pistachios, pecans, almonds, Brazil nuts}
C. {walnuts}
D. {peanuts, pistachios}
Question 2 of 20
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Suppose U = {–10, –6, –2, 0, 3, 5} is the universal set and T is the set {–10, –6, 0}.
What is the complement of set T?
A. {–2, 3, 5}
B. {–10, –6, 0}
C. {–6, –2, 0, 3, 5}
D. {0, 3, 5}
Question 3 of 20
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A doctor is examining 3 patients. Which symptoms do all three patients have in common?
B. {cold sweats, congestion, memory loss}
C. {spasms, memory loss, appetite loss}
D. {fever, joint pain, tiredness}
Question 4 of 20
What are the solutions of the inequality? Graph the solutions.
b–4>4
A. b >0
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B. b > –8
C. b < –8 D. b > 8
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Question 5 of 20
What are the solutions of the inequality? Graph the solutions.
–12r < –24 A. r > –12
B. r < 2 C. r > 2
D. r < –12 0.0/ 5.0 Points Question 6 of 20 What is the graph of the inequality? x –3 A. B. C. D. Question 7 of 20 0.0/ 5.0 Points What compound inequality represents the phrase? Graph the solutions. all real numbers that are greater than –8 and less than 8 A. –8 < x < 8 B. –8 < x < 8 C. –8 < x D. –8 x 8 8 Question 8 of 20 5.0/ 5.0 Points What are the solutions of the inequality? Graph the solutions. A. B. C. D. 0.0/ 5.0 Points Question 9 of 20 What are the solutions of ? Write the solutions as either the union or the intersection of two sets. A. B. C. D. Question 10 of 20 0.0/ 5.0 Points What are the solutions of the inequality? A. B. C. all real numbers D. no solution Question 11 of 20 What inequality represents the verbal expression? all real numbers less than 69 A. x < 69 B. x > 69
C.
D.
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Question 12 of 20
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What are the solutions of the inequality?
12x – 3x + 11 > 4x – (17 – 9x)
A. x > –7
B. x < 7 C. D. Question 13 of 20 0.0/ 5.0 Points How do you write the set in roster form? In set builder notation? D is the set of whole numbers less than 3. A. D = {0,1,2,3,4,5}; D = {x is a whole number, x < 3} B. D = {0,1}; D = {x | x < 3} C. D = {0,1,2}; D = {x | x is a whole number, x < 3} D. D = {0,1,2,3,4,5,6,7}; D = {x < 3} Question 14 of 20 0.0/ 5.0 Points You have two boxes of colored pens. The first box contains a red pen, a blue pen, and green pen. The second box contains a yellow pen, a red pen, and a black pen. What is the set that represents all the pens? A. {red pen, blue pen, green pen} B. {red pen} C. {red pen, red pen, green pen, yellow pen, black pen} D. {red pen, blue pen, green pen, yellow pen, black pen} Question 15 of 20 0.0/ 5.0 Points Which number is the inequality? m  7/12 A. 1 B. -1 C. -9 D. -5 Question 16 of 20 What are the solutions of the compound inequality? Graph the solutions. –2 < 4x – 10 < 6 A. 4 < x < 12 0.0/ 5.0 Points B. -3 < x < -1 C. –16 < x < –8 D. 2 < x < 4 0.0/ 5.0 Points Question 17 of 20 Which is a solution of the inequality? p + 4 – 2(p – 10) > 0
A. 22
B. 29
C. 24
D. 26
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Question 18 of 20
How do you write
A.
as an inequality?
x < 8 or x > 10
B.
x < 10 or x > 8
C.
x < 8 and x > 10
D.
x < 10 and x > 8
Question 19 of 20
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What inequality describes the situation?
Let n = the number. A number exceeds 45.
A.
B.
C.
n < 45 D. n > 45
Question 20 of 20
5.0/ 5.0 Points
The French Club is sponsoring a bake sale. If their goal is to raise at least \$140, how many
pastries must they sell at \$3.50 each in order to meet that goal? Write and solve an inequality.
A. 140p 3.50; p 40
B. 3.50p 140; p 136.5
C. 3.50p 140; p 40
D. 3.50p 140; p 490

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