Download MA08 Pre-Algebra 1 Semester Review

MA08 Pre-Algebra
1st Semester Review
Lincoln High School has 329 freshmen, 296 sophomores, 303 juniors,
and 267 seniors.
1)
2)
3)
4)
Using the above information, what is the best estimate for the total number of
students who attend Lincoln High School?
A
1000
B
1075
C
1200
D
1250
Using the above information, about how many more freshmen and sophomores
are there than juniors and seniors at Lincoln High School?
A
30
B
60
C
570
D
630
What is the simplified form of the following 9 + (18 + 5) ! 2 - 22 " 2 ?
A
66
B
39
C
29
D
53
What is the value of the following expression if a = 3, b = 5, and c = 9?
A
35
B
122
C
108
D
72
MPS 2011 / MA08 1st Semester Review
1
5)
Which correctly orders {–63, 90, –7, 10, –53} from least to greatest?
A
{7, 10, 53, 63, 90}
B
{90, 10, –7, –53, –63}
C
{–7, –53, 90, –63, 10}
D
{–63, –53, –7, 10, 90}
Which is the correct algebraic equation for the following verbal sentences?
6)
7)
8)
14 increased by the opposite of a number is equal to –35.
A
n – 14 = –35
B
14 ÷ (–n) = –35
C
14 + (–n) = –35
D
14 + n = 35
15 times the absolute value of a number is equal to 225.
A
|15n| = 225
B
15 + |n| = 225
C
15|n| = 225
D
15 + n| = |225|
Which correctly replaces the
with <, >, or = ?
.0.5
A
<
B
=
C
>
7
- 11
D
MPS 2011 / MA08 1st Semester Review
2
9)
10)
1
7
1
Which correctly orders –2.7, -3 5 , -2 8 , -3 9 from least to greatest?
7
1
1
1
1
7
1
1
7
1
1
7
A
-2 8 , -3 5 , -3 9 , –2.7
B
-3 5 , -3 9 , -2 8 , –2.7
C
-3 9 , -3 5 , –2.7, -2 8
D
-3 5 , -3 9 , –2.7, -2 8
1
Which is the greatest: -6.16 , –5.9, -5.8 , or -6 10 ?
A
-5.8
B
-6.16
C
-6 10
D
–5.9
1
Write each number in scientific notation.
11)
2,825
12)
A
2.825 ¥ 10 5
B
2.825 ¥ 10 6
C
2.825 ¥ 10 -3
D
2.825 ¥ 10 3
0.2447
A
2.447 ¥ 10 -6
B
2.447 ¥ 10 -1
C
2.447 ¥ 10 -7
D
2.447 ¥ 10 2
MPS 2011 / MA08 1st Semester Review
3
13)
Are real numbers always, sometimes, or never irrational numbers?
A
sometimes
B
always
C
never
Tamara works in the gift-wrapping department of a retail store. The table shows
the number of gifts the department wrapped between 3:00 and 4:45 P.M.
Time
Gifts Wrapped
14)
15)
3:00
0
3:30
34
4:05
56
4:45
109
What is the rate of change in gifts wrapped per minute between 3:00 and 3:30
P.M.?
A
about 1.13 minutes/gift
B
about 0.88 gift/minute
C
about 0.88 minute/gift
D
about 1.13 gifts/minute
During which time period did the department’s gift-wrapping rate increase the
fastest?
A
3:00 – 3:30
B
3:30 – 4:05
C
4:05 – 4:45
D
the rates were all about the same
y
16)
What is the slope of the line?
1
A
-2
B
-2
C
1
2
D
2
MPS 2011 / MA08 1st Semester Review
(–1, 0)
x
(1, –4)
4
Mandy and Juanita have each opened a
bank account to save money for a camping
trip next summer. Their savings account
balances over the past few months are
shown in the graph.
500
Balance
450
(5, 450)
400
Juanita
350
M andy
300
250
17)
18)
19)
20)
What does the slope of each line represent?
200
A
the total amount saved to date
150
B
the cost of the camping trip
C
the beginning balance of the account
D
the amount saved each month
100
(0, 250)
(3, 250)
(0, 100)
50
1
2
3
4
5
Months
What would the slope of Juanita’s line be if she saved an additional $12 each
month?
A
40
B
52
C
28
D
54
What is 160% of 76?
A
12.16
B
47.5
C
121.6
D
152.0
What percent of 4000 is 12?
A
48%
B
30%
C
D
0.3%
MPS 2011 / MA08 1st Semester Review
5
21)
420 is 17.5% of what number?
A
0.04
B
24
C
73.5
D
2400
What is the percent of change? Round to the nearest tenth if necessary. State whether
the percent of change is an increase or a decrease.
22)
original: 32 new: 42
23)
A
31.3%, decrease
B
23.8%, increase
C
23.8%, decrease
D
31.3%, increase
original: 27 new: 18
A
50%, increase
B
33.3%, increase
C
50%, decrease
D
33.3%, decrease
Find the simple interest to the nearest cent
24)
$150 at 7.5% for 3 years.
25)
A
$33.75
B
$3,375.00
C
$337.50
D
$3.38
$2,075 at 12.5% for 18 months.
A
$389.06
B
$4,668.75
C
$38,906.25
D
$415.00
MPS 2011 / MA08 1st Semester Review
6
If Margo placed $1,014 in a savings account for 2 years, how much interest
would she earn if the simple interest rate is 3.75%?
A
$76.05
B
$7,605
C
$76,050
D
$760.50
Number of Classmates
26)
Compact Discs Owned by Classmates
10
9
8
7
6
5
4
3
2
to
60
0
50
0
50
1
to
40
1
to
40
0
30
0
30
1
20
0
to
to
20
1
to
0
10
1
10
0
1
Number of CDs Owned
27)
How many classmates own more than 300 CDs?
A
16
B
2
C
6
D
22
MPS 2011 / MA08 1st Semester Review
7
Mathematics Achievement of 8th Grade Students in U.S. in 1996
Number of States
20
18
16
14
12
10
8
6
4
to
21 20
to
41 40
to
61 60
to
80
0
NA
2
28)
Percent of Students Scoring At or Above Proficient Level
Source: The World Almanac
In how many states did more than 60% of the students score proficient or better?
A
20
B
27
C
38
D
47
Draw a box–and–whisker plot for each set of data.
29)
48, 44, 54, 31, 27, 52, 25, 37, 34, 34, 50
A
C
30)
20
24
28
32
36
40
44
48
52
56
60
64
20
24
28
32
36
40
44
48
52
56
60
64
B
D
20
24
28
32
36
40
44
48
52
56
60
64
20 24 28 32 36 40 44 48 52 56 60 64 68 72
57, 63, 72, 68, 52, 49, 57, 20, 54, 70, 57, 64
A
C
20
12
18
12
18
24
30
36
42
48
54
60
66
72
78
84
24
30
36
42
48
54
60
66
72
78
84
20
MPS 2011 / MA08 1st Semester Review
B
D
20
12
18
24
30
36
42
48
54
60
66
72
78
84
12
18
24
30
36
42
48
54
60
66
72
78
84
8
MA08 Pre-Algebra
1st Semester Review
The domestic gross (in millions of dollars) for the top 25 summer movies
of all time is illustrated in the box–and–whisker plot below.
461
200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 370 380 390 400 410 420 430 440 450 460 470 480
31)
How many outliers are in the data?
32)
A
3
B
1
C
0
D
2
The bar graphs below show the number of students who prefer different movies.
Which statement describes the graph that is misleading?
Number of Students
100
50
Favorite Movies
Number of Students
Favorite Movies
50
30
10
A
The graph on the right is misleading because the vertical scale starts at
10.
B
The graph on the left is misleading because the vertical scale goes too
high.
C
Neither graph is misleading.
D
The graph at the right is misleading because the vertical scale does not go
to 100.
MPS 2011 / MA08 1st Semester Review
9
Solve each problem by writing and solving an equation.
33)
Amelia decided to order breadsticks and a pizza. The pizza cost $10.50 and
each breadstick costs $0.75. If Amelia’s bill was $13.50, how many breadsticks
did Amelia order?
A
B
C
D
34)
You and two of your friends go to the movies. Each ticket costs $7.50. You share
the cost of the popcorn. If each person pays $9.05, how much was the popcorn?
A
B
C
D
35)
Student Council is selling T–shirts. The T–Shirt Shack charges a $150 printing
fee and $7 per T–shirt. If Student Council charges $10 per T–shirt, how many T–
shirts must Student Council sell to break even?
A
15 T–shirts
B
16 T–shirts
C
50 T–shirts
D
150 T–shirts
MPS 2011 / MA08 1st Semester Review
10
Graph each inequality on a number line.
36)
j≤0
37)
A
0
B
0
C
0
D
0
3>n
3
A
3
C
38)
B
3
D
3
Demi and Marcus decided to equally share the cost of a new tent. At most, each
is willing to pay $37.00. Write and solve an inequality to determine the most they
can spend on the new tent.
A
B
C
D
39)
Write the next three terms of each sequence. 11, 3.25, –4.5, –12.25, –20, ...
A
–34, –41.75, –49.5
B
–12.25, –20, –27.75
C
–27.75, –35.5, –43.25
D
–26.75, –34.5, –42.25
MPS 2011 / MA08 1st Semester Review
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40)
41)
What is the function value of f(5) if f(x) = –6x + 3?
A
–33
B
2
C
9
D
–27
Which is the graph of. y = –2x – 3?
A
B
y
–5
–4
–3
–2
y
5
5
4
4
3
3
2
2
1
1
–1
–1
1
2
3
4
5
x
–5
–4
–3
–2
–1
–1
–2
–2
–3
–3
–4
–4
–5
–5
C
1
2
3
4
5
x
1
2
3
4
5
x
D
y
–5
–4
–3
MPS 2011 / MA08 1st Semester Review
–2
y
5
5
4
4
3
3
2
2
1
1
–1
–1
1
2
3
4
5
x
–5
–4
–3
–2
–1
–1
–2
–2
–3
–3
–4
–4
–5
–5
12
42)
1
Graph each equation using the slope and the y–intercept. y = 3 x + 2
A
B
y
–5
–4
–3
–2
y
5
5
4
4
3
3
2
2
1
1
–1
–1
1
2
3
4
5
x
–5
–4
–3
–2
–1
–1
–2
–2
–3
–3
–4
–4
–5
–5
C
1
2
3
4
5
x
1
2
3
4
5
x
D
y
–5
–4
–3
MPS 2011 / MA08 1st Semester Review
–2
y
5
5
4
4
3
3
2
2
1
1
–1
–1
1
2
3
4
5
x
–5
–4
–3
–2
–1
–1
–2
–2
–3
–3
–4
–4
–5
–5
13
43)
Graph each equation using the slope and the y–intercept. y = –4x – 1.5
A
B
y
–5
–4
–3
–2
y
5
5
4
4
3
3
2
2
1
1
–1
–1
1
2
3
4
5
x
–5
–4
–3
–2
–1
–1
–2
–2
–3
–3
–4
–4
–5
–5
C
1
2
3
4
5
x
1
2
3
4
5
x
D
y
–5
–4
–3
MPS 2011 / MA08 1st Semester Review
–2
y
5
5
4
4
3
3
2
2
1
1
–1
–1
1
2
3
4
5
x
–5
–4
–3
–2
–1
–1
–2
–2
–3
–3
–4
–4
–5
–5
14
Carlos launched a model airplane from the top of a hill 135 feet above the ground. The
plane descended at a constant rate of 4.5 feet per second. Let y = 135 – 4.5x represent
the height of the model airplane after x seconds.
44)
45)
What does the slope of the graph of y = 135 – 4.5x represent?
A
the speed of the plane
B
the height of the plane when it is thrown
C
the height of the plane when it lands
D
the rate of descent
What does the y–intercept of the graph of y = 135 – 4.5x represent?
A
the height of the plane when it is thrown
B
the rate of descent
C
the height of the plane when it lands
D
the speed of the plane
Monica teaches a typing class at North Fairmont High School. The table shows the
average number of mistakes per page made by students who have practiced different
amounts of time.
46)
47)
Student
1
2
3
4
5
6
7
8
9
10
Hours of Practice
5
10
15
20
25
30
35
40
45
50
Mistakes per Page
15
12
14
11
8
5
6
4
4
2
What kind of relationship would a scatter plot of the data in table have?
A
no relationship
B
positive relationship
C
negative relationship
D
weak relationship
Mariano computed a best–fit equation of y = –0.3x + 17 to describe the data in
Table 11–A. Use Mariano’s equation to estimate the number of mistakes per
page made by a student who has practiced for 21 hours. Round to the nearest
tenth if necessary.
A
10.7 mistakes
B
14.2 mistakes
C
7.2 mistakes
D
9.5 mistakes
MPS 2011 / MA08 1st Semester Review
15
48)
49)
50)
51)
What is the simplified form of (k2 + 2) – (5k2 – 5k + 7)?
A
–8k2 + 10k – 5
B
6k2 – 5k + 9
C
–4k2 + 7k – 9
Subtract. Then evaluate if x = –4 and y = –1. (–8x + 5y) – (–x – 7y)
A
–41
B
16
C
33
D
38
Jennifer downloaded a 1,000,000-byte file in 200 seconds. At the same rate, how
long will it take Jennifer to download a 3,500,000–byte file?
A
700 s
B
500 s
C
600 s
D
900 s
E
350 s
Which of the following is the greatest common factor (GCF) of 27 and 45?
A
9
B
1
C
15
D
5
E
3
MPS 2011 / MA08 1st Semester Review
16
52)
53)
The scatter plot shows the results of an
experiment designed to determine the
relationship between the number of mutations
and the dose of radiation given to a sample of
mealy worms. Of the following, which can you
conclude about the experiment?
A
There are fewer mutations the higher
the dose of radiation: a negative
correlation.
B
There are more mutations the lower
the dose of radiation: a negative
correlation.
C
There is no relationship between
mutations and the dose of radiation.
D
Most mutations occur when the dose
of radiation is neither too high nor
too low.
E
There are more mutations the higher
the dose of radiation: a positive
correlation.
A school board is planning a survey of some of the school students’ parents to
determine whether to delay the start of school 15 minutes for the next school
year. Of the following, which is the best place to find a sample of parents for the
survey?
A
A gym class
B
A park on a sunny afternoon
C
The education department at a local university
D
A PTA meeting
E
A shopping mall
MPS 2011 / MA08 1st Semester Review
17
54)
At a rally to honor school athletes, the pep squad asked every third student to
name their favorite type of exercise. The results are shown in the frequency table
below. The pep squad concluded that the students at Lone Pine Middle School
prefer sports as their favorite exercise. Which of the following best describes the
survey?
Type of
Exercise
Walking
55)
Exercise Poll
Tally
Frequency
10
Sports
40
Aerobics
6
Weight–Lifting
7
Swimming
7
A
The sample is unbiased because it is random.
B
The sample is unbiased because it is representative of students who like
to exercise.
C
The sample is biased because it should have included more types of
exercise.
D
The sample is biased because it is large.
E
The sample is biased because students who prefer sports are more likely
to attend an athletic rally.
In a grove of trees, there are three times as many maple trees as oak trees and
two more sycamore trees than maple trees. If there are 100 trees in the grove,
which of the following is the number of oak trees?
A
44
B
56
C
34
D
14
E
42
MPS 2011 / MA08 1st Semester Review
18
56)
What is the value of 4[2 – (9
A
3)] + 7?
48
B
C
12
D
24
E
3
57)
. If T = 25 and D = 75, then R is equal to
A
50
B
3
C
25
D
75
58)
59)
This graph shows how air pressure is
affected at different altitudes. A mountain
climber has reached an altitude of 3000 m.
What is the approximate air pressure at
this altitude?
90,000 g/cm
B
60,000 g/cm2
C
45,000 g/cm2
D
70,000 g/cm2
What is the simplified form of
–8
B
–2
C
2
D
8
MPS 2011 / MA08 1st Semester Review
8
6
4
2
A
A
Altitude (meters)
E
2
0
50
100
150
200
250
Air Pressure (g/cm2 )
[
]
25 + 3 7(2 + 3) - 62 ?
19
60)
61)
62)
63)
What is the absolute value of –7?
A
–7
B
–1
C
1
D
7
Which inequality is shown on the graph?
A
g>7
B
g!7
C
g£7
D
g<7
Find the absolute value.
A
-
B
7
8
C
-
D
8
7
7
8
7
8
8
7
Which example yields a biased sample?
A
Two people are selected from each group for a survey.
B
The first ten products off the assembly line are checked for quality.
C
Fifty students from each class are randomly selected.
D
Every fifth batch of photographs is checked for quality.
MPS 2011 / MA08 1st Semester Review
20
64)
65)
66)
Which function is graphed?
A
y=x–5
B
y = –x + 5
C
y = –x – 5
D
y=x+5
What is 4,070,000 in scientific notation?
A
407 x 104
B
4.07 x 107
C
4.07 x 106
D
4.07 x 104
What type of relationship is shown in the scatter plot?
A
positive
B
none
C
negative
MPS 2011 / MA08 1st Semester Review
21
67)
68)
Which type of relationship might be shown in a scatter plot of the data for the
number of math problems in an assignment and the amount of time needed to
complete the assignment?
A
negative
B
positive
C
none
Which graph represents a linear function?
A
B
C
D
MPS 2011 / MA08 1st Semester Review
22
69)
70)
71)
Which equation represents a linear function?
A
y = 2x 4
B
y = -4x + 3
C
y = 4x
D
xy = 2
Which table represents a nonlinear function?
A
B
C
D
1
What is 18% of 42 ?
2
A
2
B
20
C
8
D
4
MPS 2011 / MA08 1st Semester Review
23
72)
What are the next three terms of the arithmetic sequence?
8, 5, 2, –1, –4,...
73)
74)
A
–8, –12, –16
B
–7, –10, –13
C
–6, –9, –12
D
–9, –11, –13
Which sequence is an arithmetic sequence?
A
2, 7, 12, 17, 22,...
B
25, 24, 22, 19, 15,...
C
11, 22, 44, 88, 176,...
D
3, 12, 48, 192, 768
What is an appropriate type of display for the situation.
“Change in the price of an average home in a certain city
over the last 15 years.”
75)
A
stem–and–leaf plot
B
line graph
C
circle graph
D
bar graph
Which set(s) of numbers does 0.147 belong? Choose the most complete
answer.
A
irrational
B
whole, integer, rational
C
integer, rational
D
rational
MPS 2011 / MA08 1st Semester Review
24
76)
Phosphorus is used in many household and commercial cleaning products.
Because it is never completely removed from the water we use, it can return to
the water supply and harm fish and plants. The following table shows the
concentrations of phosphorus in used water as it enters a water treatment facility,
measured by x in milligrams per liter, and leaves the facility, measured by y in
milligrams per liter.
x
5.7
7.3
6.7
5.9
6.1
8.3
5.5
7.0
y
3.3
5.9
4.8
4.5
4.0
7.1
3.6
6.1
Which line of best fit represents the concentration of water contaminated with
phosphorus as it enters and leaves the water treatment facility?
A
B
C
D
MPS 2011 / MA08 1st Semester Review
25
77)
1
x +1
4
Which graph represents this equation?
Consider this equation. y =
A
B
C
D
MPS 2011 / MA08 1st Semester Review
26
78)
The community food bank has purchased a rectangular plot of land that has a
length 50 feet more than twice its width. They plan to divide this land into square
plots that individuals can rent to plant crops, as long as part of their crop is
donated to the food bank. Each square garden will be 10 feet by 10 feet.
Which function represents the number of square plots that will be available?
A
B
79)
50
x + 25
50
f (x) = 2
x + 25x
f (x) =
2
C
f (x) =
x2 + 25
50
D
f (x) =
x2 + 25x
50
The period of a pendulum is the time it takes to swing back and forth exactly
once. The length of the pendulum depends on the period of the pendulum. Amy
is conducting an experiment to determine a function representing the relationship
between the length of a pendulum and its period, t . She collects this data.
Period (in seconds) Length (in centimeters)
1
25
2
100
3
225
4
400
Which function represents f (t) ?
80)
A
f (t) = 2t + 50
B
f (t) = 75t - 50
C
f (t) = 25t2
D
f (t) = 25t2 - 5t + 5
The Pancake House charges $10.75 for the breakfast buffet. If the restaurant's
goal is to make about $2,200 on the buffet this Sunday, about how many people
will need to order the buffet?
A
22 people
B
200 people
C
20 people
D
120 people
MPS 2011 / MA08 1st Semester Review
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81)
Find the percent of change. Round to the nearest whole percent if necessary.
State whether the percent of change is an increase or decrease.
Original Amount: 20; New Amount: 45
82)
A
325% increase
B
125% increase
C
125% decrease
D
225% decrease
If you rename the fractions below to get a common denominator, what would the
new fractions be?
2
4
and
5
7
A
B
C
D
83)
9
,
35
2
,
35
14
,
35
8
,
35
9
35
4
35
20
35
12
35
What is the y–intercept of the graph?
A
–6
B
6
C
1
D
–1
MPS 2011 / MA08 1st Semester Review
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84)
85)
The line graphs show the electricity used from April to September.
Which graph could be misleading?
Why?
A
Graph B: The vertical scale is too large for the data displayed.
B
Graph B: The vertical scale is not labeled numerically.
C
Graph A: The vertical scale is broken.
D
Graph A: The vertical scale does not start with zero.
Use the data set 43, 10, 43, 75, 72, 84, 100, and 5. Which measure of central
tendency would you use to convince your boss that you work a lot at your job?
A
mode
B
none of these
C
median
D
mean
MPS 2011 / MA08 1st Semester Review
29
86)
87)
88)
89)
90)
Which function matches the function table?
A
f (x) = -6x - 5
B
f (x) = -6x + 2
C
f (x) = -4x - 2
D
f (x) = -5x + 1
Express 0.0000011 in scientific notation.
A
1.1 x 106
B
1.1 x 10–7
C
1.1 x 10–6
D
1.1 x 107
Manuel has 108 pages left to read in his book. He has 12 days left to finish the
book. He knew he would be able to divide the 108 pages evenly because:
A
108 is divisible by 3 and 4
B
108 ends in 8
C
18 is divisible by 9
D
There are 3-digits in the number 108
Joe has these grades in math class this quarter: 64, 71, 68, 83, and 64.
These are Kathleen's grades in math this quarter: 82, 63, 74, 74, and 72.
Which of the following is a true statement?
A
Joe's median is greater than Kathleen's median.
B
Joe's mean is greater than Kathleen's mean.
C
Joe's range is greater than Kathleen's range.
D
Kathleen's mode is greater than Joe's mode.
Which number is composite?
A
83
B
75
C
41
D
73
MPS 2011 / MA08 1st Semester Review
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91)
92)
93)
Group admission rates to the amusement park are $15 for the first person and $8
for each additional person. Write an equation for the cost of admission to the
amusement park then solve the equation for how much admission would be for 7
people.
A
y = 8x + 15; $71
B
y = 8x + 15; $63
C
y = 15x + 8; $98
D
y = 15x + 8; $113
Four boats were out in the ocean picking up lobster traps. Each boat had to pick
up 12 lobster traps. It took the first boat 54.78 minutes to pick up the traps. It took
the second boat 63.41 minutes to pick up the traps. The third boat took 72.95
minutes to pick up the traps, and the fourth boat took 58.03 minutes to pick up
the traps. About how long did it take for all of the lobster traps to be picked up?
Estimate your answer to the nearest tenth of a minute.
A
261.2 minutes
B
206.4 minutes
C
249.2 minutes
D
203.1 minutes
Which set of numbers is ordered from least to greatest?
A
B
29, 5.4,
30, 5
1
2
- 31, - 5.6, - 33, - 5
1
3
C
10, 3, 11, 3
D
1
18, 4 , 19, 4.3
3
MPS 2011 / MA08 1st Semester Review
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9
31
94)
Sasha records how many minutes she practices violin during the week. The box–
and–whisker plot displays Sasha's practice times.
Based on the information on the box–and–whisker plot, what can be determined
about Sasha's practice times?
95)
96)
A
Sasha usually practices more than 18 minutes.
B
The least amount of time that Sasha practices is 17 minutes.
C
Sasha practices between 17 and 25 minutes during the week.
D
The greatest amount of time that Sasha practices is 28 minutes.
What is the estimate of
5 13
¥ ?
9 14
1
2
A
1
B
0
C
1
2
D
1
3
1
What is the estimate of 2 ¥ 1 ?
4 8
A
6
B
4
C
1
D
2
MPS 2011 / MA08 1st Semester Review
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97)
98)
99)
Which size of bird seed shown in the table has the lowest unit price?
A
2 lb
B
3 lb
C
5 lb
D
4 lb
Which inequality is shown on the graph?
A
g £ -7
B
g > -7
C
g ! -7
D
g < -7
What is the absolute value of -
1
?
7
1
7
A
-
B
7
C
–7
D
1
7
MPS 2011 / MA08 1st Semester Review
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100) Which type of relationship might be shown in a scatter plot of the data for the age
of an adult and the adult's shoe size?
A
negative
B
positive
C
none
101) Which equation represents a nonlinear function?
2x
-6
5
A
y=
B
y = x-6
C
y=-
D
y = -6
6
x
102) Which table represents a linear function?
A
B
C
D
MPS 2011 / MA08 1st Semester Review
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103) What is the estimate 0.9% of 189?
A
45
B
18
C
1.8
D
5
104) What are the next three terms of the geometric sequence?
–1, 2, –4, 8, –16,...
A
20, –24, 28
B
32, –64, 128
C
18, –20, 22
D
24, –32, 40
105) Which sequence is a geometric sequence?
A
10, 19, 28, 37, 46,...
B
–2, 1, 4, 7, 10,...
C
1, 4, 16, 64, 256,...
D
–8, –3, 2, 7, 12,...
106) Which would be an appropriate type of display for the situation below?
Number of students who use different types of transportation to get to school.
A
circle graph
B
stem–and–leaf plot
C
pictograph
D
line plot
MPS 2011 / MA08 1st Semester Review
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107) Which set(s) of numbers does
A
rational, integer
B
rational
C
rational, integer, whole
D
irrational
1
belong? Choose the most complete answer.
3
108) The scatter plot represents the percentage
of students enrolled in at least one online
course over a 7–year period. Which
function represents the line of best fit?
A
f (x) = 2x + 8
B
f (x) = 2x + 12
C
f (x) = x + 8
D
f (x) = x + 12
109) Spencer made about $310 working this summer. He is going to use the money to
pay for his meals while he is on a two–week vacation. If he plans to eat 2 meals
each day, about how much can he spend on each meal during his vacation?
A
$100
B
$10
C
$30
D
$150
110) What is the percent of change? Round to the nearest whole percent if necessary.
State whether the percent of change is an increase or decrease.
Original Amount: $68; New Amount: $82
A
83% decrease
B
17% increase
C
21% decrease
D
21% increase
MPS 2011 / MA08 1st Semester Review
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111) Use the data set 5, 3, 10, 4, 12, 1, 6, and 12. Which measure of central tendency
would you use to convince your parents that you need to sell more items for a
fundraiser?
A
median
B
none of these
C
mode
D
mean
112) Which function matches the function table?
A
f (x) = x - 2
B
f (x) = 3x - 2
C
f (x) = 2x + 3
D
f (x) = 4x + 1
113) Express 0.004103 in scientific notation.
A
4.103 x 10–4
B
4.103 x 103
C
4.103 x 104
D
4.103 x 10–3
114) Sam wants to read 124 short stories during the next 4 months. She wants to read
the same number of short stories each month. She knew she would be able to
divide the 124 short stories evenly over the months because:
A
The digits add to 7
B
24 is divisible by 4
C
124 ends in 4
D
4 is an even number
MPS 2011 / MA08 1st Semester Review
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115) Which number is prime?
A
68
B
78
C
83
D
69
116) A regular bouquet of flowers costs $35. Additional flowers can be added for $2
each. Write an equation for the cost of a bouquet of flowers and then solve the
equation for how much it will cost for a regular bouquet of flowers plus 8
additional flowers.
A
y = 35 – 2x; $19
B
y = 35x – 2; $278
C
y = 2x + 35; $51
D
y = 35x + 2; $282
117) Harold was filling up the baby pool in his backyard. He first added 22.67 gallons
of water. After two days Harold decided to add 5.94 gallons more. After two more
days he added another 7.61 gallons of water to the pool. What is the total
number of gallons of water that Harold put in the pool? Estimate to the nearest
tenth of a gallon.
A
35.5 gallons
B
36.2 gallons
C
36.0 gallons
D
37.2 gallons
118) Which set of numbers is ordered from least to greatest?
A
- 2, - 1.5, - 3, - 2
B
2
4 ,
3
C
D
23, 5.1,
1
5, 2 ,
4
1
2
24
6, 2.6
- 28, - 5.3, - 29, - 5
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6
38
119) What is an estimate of
A
0
B
1
2
C
1
D
1
3 7
! ?
5 8
1
2
3
5
120) What is an estimate of 12 ! 5 ?
8
6
A
10
B
17
C
2
D
7
121) Which quantity of DVDs shown in
the table has the lowest unit price?
A
2 DVDs
B
5 DVDs
C
4 DVDs
D
3 DVDs
122) Which inequality is shown on the graph?
A
m > -8
B
m £ -8
C
m ! -8
D
m < -8
MPS 2011 / MA08 1st Semester Review
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123) Which is an estimate of 309% of 28?
A
93
B
30
C
3
D
9
124) Which set(s) of numbers does
A
integer, irrational
B
whole, integer, rational
C
rational
D
irrational
81 belong? Choose the most complete answer.
125) Jarod went to the store to buy shirts. He bought 5 shirts and spent between
$18.50 and $22 on each shirt. What could be the total amount of money he
spent on all 5 shirts together?
A
$125
B
$90
C
$100
D
$40
126) Which set of numbers is ordered from least to greatest?
A
B
C
D
1
7
-3 , - 12, - 3 , - 16
4
8
1
- 2, - 1.7, - 4, - 2
2
2
7, 2 , 8, 2.5
3
7
1
- 16, - 3 , - 12, - 3
8
4
MPS 2011 / MA08 1st Semester Review
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127) Which inequality is shown on the graph?
A
d!6
B
d>6
C
d<6
D
d£6
128) Which set(s) of numbers does - 7 belong? Choose the most complete answer.
A
integer, rational
B
rational
C
irrational
D
whole, integer, irrational
MPS 2011 / MA08 1st Semester Review
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