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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
3. The students in Mr. Jones’ class figure out
the value of the coins in their pockets. The
total value of each student’s coins is shown
in the stem-and-leaf plot below.
1. In a bag of M&Ms, 3 are red, 4 are green,
and 6 are brown. If a student picks a piece
of candy out of the bag, what are the odds
in favor of picking a red candy?
(A)
3
13
(B)
3
10
(C)
10
3
Value of Coins
0 25
1 467
2 1222
3 0049
4 89
5 0118
Key 3|4 = $0.34
13
(D)
3
What is the range of the values of the
students’ coins?
2. This question obsolete as of 2011–2012.
See new test specifications and practice
questions.
(A) $0.06
(B) $0.22
(C) $0.30
(D) $0.56
4. Which box-and-whisker plot has an
interquartile range of 35?
Collection 1
Box Plot
(A)
0
10
20
30
40
50
Collection 1
60
70
Box Plot
(B)
0
10
20
30
40
50
Collection 1
60
70
Box Plot
(C)
0
10
20
30
40
50
Collection 1
60
70
Box Plot
(D)
0
2010–2011
Clark County School District
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Revised 08/02/2011
10
20
30
40
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60
70
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
5. The box-and-whisker plot represents the
test scores in an English class.
7. The stem-and-leaf plot shows the price of
ten different pairs of shoes.
What percent of the students scored at least
70%?
Shoe Prices
1 9
2 779
3 17
4 67
5 18
(A) 20%
Key: 2|7 = $27
60
70
80
90
100
English Test Scores
(B) 25%
What is the median price of the shoes?
(C) 50%
(A) $27
(D) 75%
(B) $31
(C) $34
6. The chart shows prices for two different
fruits. The pattern of prices continues for
heavier bags of each fruit.
Bag Weight
1 lb
2 lb
3 lb
4 lb
(D) $39
8. This question obsolete as of 2011–2012.
See new test specifications and practice
questions.
Fruit Prices
Apples Oranges
$1.50
$2.00
$2.75
$3.50
$4.00
$5.00
$5.25
$6.50
9. This question obsolete as of 2011–2012.
See new test specifications and practice
questions.
What is the price of a 7-pound bag of
oranges?
(A) $8.50
(B) $9.25
(C) $11.00
(D) $11.50
2010–2011
Clark County School District
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
10. The Venn diagram represents three lunch
choices.
12. What is 30% of 120?
(A) 25
Pizza
Salad
(B) 36
(C) 40
15
35
10
(D) 3600
25
5
30
13. This question obsolete as of 2011–2012.
See new test specifications and practice
questions.
20
Juice
14. 75 is 60% of what number?
How many students bought both pizza and
a salad?
(A) 15
(A) 15
(C) 80
(B) 25
(D) 125
(B) 45
(C) 40
15. This year the price of a yearbook increased
from $40 to $50. What is the percent of
increase in the cost of the yearbook?
(D) 45
11. Joe flips a coin and then rolls a number
cube. What is the probability that the
outcome will be heads and a number
greater than 4?
(A)
1
6
(B)
1
4
(C)
3
8
(D)
5
6
2010–2011
Clark County School District
(A) 10%
(B) 25%
(C) 80%
(D) 125%
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Revised 08/02/2011
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
16. John bought a cell phone for 20% off the
original price of $180. What is the sale
price of the cell phone?
18. Which relation is a function?
y
(A)
(A) $36
x
(B) $90
(C) $144
(D) $160
(B)
17. A student deposited $1200 in a savings
account that earned 7.5% simple interest.
–1
0
2
1
3
2
Interest = principal × rate × time
4
What was the balance at the end of 2
years?
(C)
(A) $180
(D)
(B) $1380
1, 2 ,  2, 1 , 3, 0 , 3, 4
x
y
3
3
6
4
3
5
9
6
(C) $1800
(D) $1920
19. What is the domain of the relation below?
 2, 3 ,  1, 0 , 0, 1 ,  1, 4
(A) {–2, –1, 0, 3, 4}
(B) {–2, –1, 0, 3}
(C) {–1, 0, 3, 4}
(D) {–2, –1, 0}
20. For which equation is the set of ordered
pairs a solution?
1, 2 ,  1, 6 , 0,  2 ,  2, 10
(A) y  3x  4
(B) y  x  2
(C) y  2 x  6
(D) y  4 x  2
2010–2011
Clark County School District
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
21. Identify the ordered pairs that represent the
x-intercept and the y-intercept of the graph
of the equation 3x  9 y  18 .
(A)
 2,0
(B)
 2, 0  and  0, 6 
(C)
 6, 0  and  0, 2
(D)
 6, 0  and  0, 2 
23. What is the slope of the line that passes
through the points  9, 7  and 12, 7  ?
m
and  0, 6 
y2  y1
x2  x1
(A) 0
22. What is the slope of the line graphed
below?
(B)
2
5
(C)
5
2
(D) Undefined
24. A puppy was born weighing 4 pounds and
gains 3 pounds each month. Which line
best represents the growth of the puppy?
(A) 
3
2
(B) 
2
3
Weight in pounds
Puppy Growth











D C

2
3
(A) line A
3
(D)
2
(C) line C
(C)
2010–2011
Clark County School District

B
A




Number of months

(B) line B
(D) line D
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Revised 08/02/2011
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
25. Which graph represents the given equation
1
y   x  3?
4
26. Identify the slope and y-intercept of the
line with the given equation:
y
3
x 3
5
(A)
(A) m 
3
, b  3
5
(B) m 
3
, b3
5
(C) m  3 , b 
3
5
(D) m  3 , b 
(B)
27.
3
5
233 is between what two whole
numbers?
(A) 232 and 234
(B) 116 and 117
(C) 15 and 16
(D) 14 and 15
(C)
28. A right triangle is shown below. Find the
value of x.
15
(D)
17
x
(A) 8
(B) 16
(C) 32
(D) 64
2010–2011
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
32. What is the distance between  5, 2  and
29. From her campsite, Jane bikes 5 miles
directly south, then 11 miles directly west.
She takes a diagonal path back to her
campsite. Approximately how many miles
does she travel on the diagonal path?
 2, 1 ?
d
 x2  x1    y2  y1 
2
2
(A) 146 miles
(A)
2
(C) 16 miles
(B)
10
(D) 12 miles
(C) 2
(B) 55 miles
(D) 8
30. Which correctly orders the numbers from
least to greatest?
(A)

1
2
 9
3.5
(B)

1
2
16
2
 9
1
2
3.5
1
2
16
2
(C)
(D)
 9
 9


33. An isosceles triangle has a perimeter of 26
inches. The length of the base is
6 inches. What are the lengths of the other
two sides?
16
2
(A) 6 inches, 6 inches
3.5
(B) 6 inches, 14 inches
(C) 8 inches, 12 inches
16
2
(D) 10 inches, 10 inches
3.5
34. The ratio of the angle measures in a
triangle is 7:3:2. Classify the triangle by
its angle measures.
31. The endpoints of a line segment are
 5, 12 and 15,  4 . What are the
coordinates of the midpoint?
(A) acute
(B) equiangular
(C) obtuse
 x  x y  y2 
M   1 2, 1

2 
 2
(D) right
(A)
5, 4
(B)
 7, 11
(C)
 10, 8
(A) hexagon
(D)
 20, 16
(B) parallelogram
35. A quadrilateral has two pairs of parallel
sides. Which name best classifies this
figure?
(C) pentagon
(D) trapezoid
2010–2011
Clark County School District
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Revised 08/02/2011
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
36. What is the value of x in the figure below?
39. What is the surface area of the cylinder
below?
(3x)º
SA  2 rh  2 r 2
110º
12cm
xº
5cm
(A) 40
(B) 50
(C) 120
(A) 60π cm2
(D) 150
(B) 84π cm2
(C) 132π cm2
37. What is the area of the parallelogram
below?
(D) 168π cm2
16 m
10 m
40. What is the volume of the rectangular
prism shown below?
8m
(A) 160 m2
4 cm
(B) 128 m2
5 cm
(C) 64 m2
7 cm
(D) 52 m2
(A) 83 cm3
38. What is the area of the circle shown
below?
(B) 140 cm3
(C) 166 cm3
(D) 280 cm3
8 ft
41. A rectangular-shaped room has a length of
15 ft and a width of 12 ft. If the length is
increased 3 ft, how much does the
perimeter of the room increase?
(A) 8π ft2
(B) 16π ft2
(A) 3 ft
(C) 32π ft2
(B) 6 ft
(D) 64π ft2
(C) 12 ft
(D) 36 ft
2010–2011
Clark County School District
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Revised 08/02/2011
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
42. Which expression is a binomial?
46. What are the next three terms in the
sequence?
(A) x  2
1
1
,  , 1,  2, ...
4
2
(B) 2x
(C)
x
2
(A) 4, 6, 8
(B) 4, –6, 8
(D) x 2
(C) 4, –8, 16
43. Find the sum.
(D) –4, –8, –16
5x  9   2x  3
47. Two angles are supplementary. The
measure of the first angle is four times
greater than the measure of the second
angle. What is the measure of the larger
angle?
(A) 7 x 12
(B) 7 x  6
(C) 3x 12
(D) 3x  6
(A) 144º
(B) 72º
44. Find the product.
(C) 36º
6m  4m  5
(D) 18º
(A) 24m  5
48. Parallel lines m and n are cut by
transversal t. Which statement is
always true?
(B) 24m2  5
(C) 24m2  30m
t
(D) 24m2  30
1
2
3
45. What are the next three terms in the
sequence?
4
5
m
6
7
8
n
13, 9, 5, 1, …
(A) –4, –8, –12
(A) 5  6
(B) –3, –7, –11
(B) 3  6
(C) –2, –6, –10
(C) 2  4
(D) –1, –5, –9
(D) 1  7
2010–2011
Clark County School District
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Revised 08/02/2011
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
49. Parallel lines m and n are cut by
transversal t. What is the measure of A ?
t
A
m
115°
n
(A) 65º
(B) 75º
(C) 95º
(D) 115º
50. A student dilates the given triangle by a
scale factor of 2. What ordered pair
describes the location of point B after the
dilation?
A
C
(A)
 0, 1
(B)
 0, 4
B
1

(C) 1,  
2

(D)
 4, 2
2010–2011
Clark County School District
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
Free Response
1. The data below shows the total points scored by two football teams.
Team A:
3
6 13 14 14 14 15 17 20 20 24 27 28
28 31
Team B:
3
6
28 35
7
9 10 10 12 14 17 20 21 24 24
(a) Use the number line to create a box-and-whisker plot for each set of data. Label each plot.
Identify all key points by name and give their numerical values.
(b) Using the graphs you created, which team had higher scores overall? Explain your thinking.
2010–2011
Clark County School District
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
Free Response
2. Maria is joining a music club on the internet. The initial cost to join is $10.00. Each song costs
$1.50 to download.
(a) Make a table of values that shows the relationship between the number of songs purchased (n)
and total cost (c).
(b) Write and graph an equation that shows this relationship. What is the maximum number of
songs you could purchase if you have $20.00 to spend?
(c) Explain what the y-intercept and the rate of change represent.
2010–2011
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Pre-Algebra 8 2010–2011 Semester 2 Exam — Released
Free Response
3. Plane X traveled 15 miles west then 20 miles due north. Plane X then flies on a diagonal path
directly back to its starting point.
(a) Draw and label a diagram of the plane’s route. Determine the distance of the diagonal path
the plane traveled. Show your work.
(b) Plane Y followed a similarly-shaped route. If Plane Y traveled 9 miles due west:
i. Find the distance the plane traveled north.
ii. Find the diagonal distance Plane Y traveled back to its starting point.
2010–2011
Clark County School District
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