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Math 10006 - MidTerm Exam & Math 10021 Final Examination
STUDY GUIDE
Spring 2011
Name___________________________________ Score ___________________ TOTAL _______
Final Grade ______
The use of a calculator may be permitted on this exam. Duration of the Actual test is 100 minutes or less at the discretion
of the instructor and will have less number of questions than this study guide. This study guide does not necessarily
contain questions from every possible topic covered by the final exam. Any topic covered in the course may be
represented in the final. It is recommended that students study all topics of the course. We also recommend studying
chapter tests and chapter exercises. All questions are the property of Math Department at Kent - Trumbull.
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Solve. Round to the nearest hundredth, if necessary.
1) Find 83% of 274?
A) 2274.2
B) 22.74
1)
C) 22,742
D) 227.42
Add or subtract as indicated. Write the answer in lowest terms.
5 1
2) 8 6
A)
3) 12
11
24
1
6
C)
11
48
D)
7
12
3 14
8 24
A) 10
4) 17
B)
2)
19
24
3)
B) 11
19
24
C) 12
19
24
D) 11
2
1
+2
3
5
A) 18
13
15
4)
B) 17
13
15
C) 19
13
15
D) 20
13
15
Evaluate the expression.
5) (-4)3
A) -12
6)
5)
C) -64
B) 64
D) 12
2 4 1
·
+
3 3 3
A)
10
3
7) -52
A) 25
6)
B)
8
9
C)
5
9
D)
10
9
7)
B) -10
C) 10
Name the property illustrated by the statement.
8) 15 + (5 + 18) = (15 + 5) + 18
A) identity element for addition
C) associative property of addition
D) -25
8)
B) distributive property
D) commutative property of addition
1
9) 6 + 0 = 6
A) distributive property
C) identity element for addition
9)
B) associative property for addition
D) commutative property for addition
10) (2 · 7) · 5 = 2 · (7 · 5)
A) distributive property
C) associative property of multiplication
11)
10)
B) commutative property of multiplication
D) identity element for multiplication
1
·8=1
8
11)
A) distributive property
C) identity element for multiplication
B) multiplicative inverse property
D) associative property of multiplication
12) 9(x + 7) = 9x + 9 · 7
A) commutative property of addition
C) identity element for multiplication
B) distributive property
D) associative property of multiplication
13) 5 · 3 = 3 · 5
A) associative property of multiplication
C) distributive property
B) identity element for multiplication
D) commutative property of multiplication
14) 8 + (-8) = 0
A) associative property of addition
C) commutative property of addition
B) additive inverse property
D) identity element for addition
12)
13)
14)
Simplify.
15) (-0.3)2 + 1.71
A) 1.8
16)
7
9
D) 1.62
16)
B)
31
63
C) -
7
9
D) -
31
63
17)
B) -5
C) 5
D) -6
173 + 7
32 - 4
A) 90
19)
C) 1.11
27 - 32 2
2(-5) + 5
A) 6
18)
B) -1.62
∣10(-4)∣ - ∣1 - 10∣
∣9(7)∣
A)
17)
15)
18)
B) 54
C) 34
D) 36
53 + 7
32 - 4
A) 18
19)
B) 12
C) 10
2
D) 30
20)
28(18 - 15) - 12
32 - 3
A) 24
20)
B) 15
C) 12
D) 14
Multiply or divide as indicated. Write the answer in lowest terms.
3
21) 3 ÷ 9
8
A)
22)
B)
3
8
C)
1
2
D)
3
7
4
7
÷
19 12
A)
23)
1
4
21)
22)
48
133
B)
46
133
C)
48
131
D)
47
133
6 14
·
35 15
A)
24) 6
23)
4
15
B)
4
25
C)
4
35
D)
28
175
5
4
·4
7
5
A) 32
24)
8
35
B) 32
C) 2
18
35
D) 24
4
7
Write the fraction as an equivalent fraction with the given denominator.
5
25) with a denominator of 12
4
A)
3
12
B)
20
12
Insert <, >, or = to make the statement true.
26) |-4| _____ |-4.2|
A) =
27) -5.1 ____ -4.1
A) <
C)
25)
5
12
D)
15
12
26)
B) >
C) <
B) =
C) >
27)
28) Find the opposite of -29.
A) -29
28)
1
B) 29
C) 0
3
D) 29
Solve.
29) On a map of Nature's Wonder Hiking Trails, 1 centimeter corresponds to 6 miles. Find the length
1
of a trail represented by a line that is 1 centimeters long on the map.
2
A) 4 mi
B)
1
mi
4
C) 109
1
mi
2
D) 9 mi
30) The ratio of the weight of an object on Earth to the weight of the same object on Pluto is 100 to 3. If a
buffalo weighs 3612 pounds on Earth, find the buffalo's weight on Pluto. (Round to the nearest
pound.)
A) 108 lb
B) 10,836 lb
C) 8 lb
D) 1,083,600 lb
Write the decimal as a fraction. Do not simplify.
31) 0.57
1
100
A)
B)
57
57
57
D)
100
D) y = 4
Write the prime factorization of the number.
33) 252
A) 2 · 2 · 2 · 3 · 7
B) 2 · 3 · 3 · 3 · 7
D) 2 · 2 · 3 · 3 · 7
A)
32)
33)
C) 3 · 3 · 3 · 3 · 7
34)
B) 2 · 2 · 2 · 3 · 13
C) 2 · 3 · 3 · 3 · 13
35) 5324
A) 2 · 2 · 11 · 11 · 11
C) 4 · 1331
36) Find the reciprocal of -
30)
31)
57
C)
1000
Find an equation of the line. Write the equation in standard form.
32) Vertical; through (-8, 4)
A) x = -8
B) x = 4
C) y = -8
34) 468
A) 3 · 3 · 3 · 3 · 13
29)
D) 2 · 2 · 3 · 3 · 13
35)
B) 2 · 2 · 2 · 11 · 11 · 11
D) 2 · 2 · 2 · 11 · 11
1
.
15
1
15
36)
B) 1
C) 15
D) - 15
Find an equation of the line satisfying the conditions. Write the equation in the form x = a, y = b, or y = mx + b.
37) Through (-7, -58) and (5, 38)
37)
1
457
A) y = 8x
B) y = -8x - 114
C) y = x D) y = 8x - 2
8
8
Find the additive inverse or opposite.
38) |-15|
A) -15
38)
1
C) 15
B) 0
4
D) 15
Write the percent as a decimal.
39) 577%
A) 577
39)
B) 0.577
C) 57.7
D) 5.77
C) 16
D) 20
Evaluate the expression for the given replacement values.
40) (x + 2y) 2 x = 2, y = 4
A) 10
40)
B) 100
List the factors of the number.
41) 110
A) 1, 2, 5, 10, 11, 55, 110
C) 1, 2, 5, 10, 11, 22, 55, 110
41)
B) 1, 2, 5, 10, 11, 22, 110
D) 1, 2, 4, 5, 10, 11, 22, 55, 110
Find the function value.
42) Find f(4) when f(x) = 4x2 + 7x.
A) 36
B) 60
42)
C) 44
D) 92
Solve the equation.
1
3
43) - x + = x - 6
2
2
43)
B) -2
A) 8
C) -4
D) 4
44) 6x + 4(2x - 4) = 2 - 4x
A) - 1
45)
44)
C) -
B) 1
7
5
D) -
7
9
3(y + 2)
= 2y + 3
4
A) -
18
5
46) -0.3(x - 6) + x = 0.5(9 - x)
A) 5.25
45)
B)
6
5
C) -
6
5
D)
18
5
46)
B) 13.5
C) 2.25
D) 1.5
Find the reciprocal or multiplicative inverse.
4
47) 9
A) -
9
4
B)
47)
9
4
C) -
4
9
Simplify the expression. (Remember the order of operations.)
48) (-6 - 7) - [(-7) - (-14)]
A) -6
B) -34
C) 6
49) 16 - (-18) + 9 + (-8)
A) 15
D) 9
48)
D) -20
49)
C) -15
B) 35
5
D) -17
50) ∣-8∣ - 52 - (-7 - 2)
A) -12
50)
B) -26
C) -24
D) -8
Find the slope of the line.
51)
51)
y
10
5
-10
-5
5
10
x
-5
-10
B) -6
D) undefined slope
A) 0
C) 2
52) Passes through (1, 6) and (9, -8)
7
4
A) m = B) m = 4
7
52)
C) m =
Find the LCM of the list of numbers.
53) 27, 24, 54
A) 216
B) 108
54) 60, 90
A) 360
7
4
D) m = -
1
5
53)
C) 72
D) 54
C) 30
D) 540
54)
B) 180
Write the equation of the line with the given slope, m, and y-intercept, (0, b).
4
31
55) m = - ; b =
5
5
A) y = -
4
31
x+
5
5
B) y =
4
31
x5
5
C) y = -
4
31
x5
5
55)
D) y =
4
31
x+
5
5
Multiply or divide as indicated.
56)
30.007
× 8.85
A) 265.506195
57) 0.39 1.404
A) 0.36
56)
B) 2655.6195
C) 265.56195
D) 266.1195
B) 0.278
C) 3.6
D) 36
57)
6
Find an equation of the line passing through each pair of points. Write the equation in the form Ax + By = C.
58) Through (-9, -5) and parallel to the x-axis.
58)
A) y = -9
B) y = -5
C) x = -5
D) x = -9
59) (-8, 1) and (6, -2)
A) 3x - 14y = 10
59)
B) -3x - 14y = 10
C) 9x - 8y = 38
60) Through (1, -2) and parallel to the y-axis.
A) y = -2
B) x = -2
D) -9x + 8y = 38
60)
C) y = 1
D) x = 1
Solve and graph the inequality. Give answer in interval notation.
61) 38 > 5x + 3 ≥ 18
A) (3, 7]
61)
B) [3, 7)
-7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7
-7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7
C) [3, 7]
D) (3, 7)
-7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7
-7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7
Complete the ordered pair so that it is a solution of the given linear equation.
62) y - 2x = - 15
(-9, )
A) (-9, -3)
B) (-9, -33)
C) (-9, 3)
Add or subtract as indicated.
63) 77.23 + 6.431 + 9.647 + 1.93
A) 95.238
64) 5.590 - 4.802
A) 0.788
63)
B) 95.248
C) 96.238
D) 95.338
B) 0.688
C) 0.888
D) 10.392
64)
Determine whether the lines are parallel, perpendicular, or neither.
65) 9x + 3y = 12
21x + 7y = 31
A) perpendicular
B) neither
66) 3x - 8y = 4
32x + 12y = 2
A) perpendicular
62)
D) (-9, -18)
65)
C) parallel
66)
B) neither
C) parallel
Find the square root. Assume that all variables represent nonnegative real numbers.
67) 169
A) 84
B) 13
C) 14
D) not a real number
7
67)
Multiply.
68) -
7
3
20 25
A) -
68)
2
9
B)
21
500
C) -
Simplify the expression by combining like terms.
69) 5.8k - 1.4 - 3.8k + 6 + 2.6k
A) 4.6k - 4.6
B) 4.6k + 7.4
1
50
D)
7
15
69)
C) 12.2k + 4.6
D) 4.6k + 4.6
Solve the inequality and draw a number line graph of the solution.
5
1
70) (x + 5) > (x + 2)
6
3
A) (7, ∞)
3
70)
B) (-7, ∞)
4
5
6
7
8
9
10 11
-11 -10 -9
C) (-∞, -7)
-8
-7
-6
-5
-4
-3
6
7
8
9
10 11
D) (-∞, 7)
-11 -10 -9
-8
-7
-6
-5
-4
-3
3
Rewrite the expression without absolute value bars.
71) -6 + -7
A) -13
B) -1
4
5
71)
C) 1
D) 13
Complete the ordered pairs so that they are solutions of the given linear equation.
72) 6x + y = -33
(-7, ), (0, ), (1, )
A) (-7, 9), (0, 33), (1, -39)
B) (-7, -75), (0, -33), (1, -39)
C) (-7, 9), (0, -33), (1, -39)
D) (-7, -51), (0, -33), (1, -39)
73) y =
1
x - 2;
2
(6,
), (
A) (2, -4), (-4, -4)
72)
,-4)
73)
B) (6, 1), (-4, -4)
C) (6, 1), (2, -4)
D) (6, -4), (0, 0)
Perform the indicated operation. Write the answer in simplest form.
8 2 8
1
74)
÷
9
9 27
A)
24
23
B)
8
69
C)
8
64
69
74)
D)
1472
2187
Graph the linear equation by finding and plotting its intercepts.
75) -6x - 30y = 30
75)
y
10
5
-10
-5
5
10
x
-5
-10
B) (0, -1), (-5, 0)
A) 0, 1 , 5, 0
y
-10
y
10
10
5
5
-5
5
10
x
-10
-5
-5
-5
-10
-10
C) 0, 1 , -5, 0
10
x
5
10
x
D) (0, -1), (5, 0)
y
-10
5
y
10
10
5
5
-5
5
10
x
-10
-5
-5
-5
-10
-10
9
76) -x + 2y = 8
76)
y
10
5
-10
-5
5
x
10
-5
-10
A)
B)
y
-10
y
10
10
5
5
-5
5
10
x
-10
-5
-5
-5
-10
-10
C)
5
10
x
5
10
x
D)
y
-10
y
10
10
5
5
-5
5
10
x
-10
-5
-5
-5
-10
-10
Perform the indicated operation. Write the answer in lowest terms.
7
1
77) 9
-4
10
12
A) 4
78) 5
37
60
B) 5
41
60
C) 5
77)
1
10
D) 5
37
60
3
1
+5
4
7
A) 10
78)
25
28
B) 2
6
7
C) 1
10
3
11
D) 4
13
28
Write an equation of the line. Write the equation in the form x = a, y = b, or y = mx + b.
79) Through (-9, 14); perpendicular to 9x + 7y = 126
7
9
7
9
A) y = x + 21
B) y = - x + 14
C) y = - x + 21
D) y = - x + 126
9
7
9
7
80) Through (7, 6); parallel to 7x + 2y = 53
2
7
61
A) y = - x + 6
B) y = x +
7
2
2
80)
7
61
C) y = - x +
2
2
2
D) y = - x + 53
7
Simplify the fraction.
270
81)
675
A)
82)
81)
225
90
B)
90
225
C)
2
5
D)
270
675
441
540
A)
79)
82)
49
60
B)
441
540
C)
147
180
D)
180
147
Use the equation to identify the slope and the y-intercept of the graph.
83) 3x + 7y = 27
3
27
1
7
A) m = ; (0,
)
B) m = 2 ; (0,
)
7
7
3
27
C) m = -
3
27
; (0,
)
7
7
83)
1
7
D) m = -2 ; (0,
)
3
27
Solve the inequality.
13x - 10
84) 6 <
<7
11
84)
A) -
87
76
<x<
13
13
B)
76
87
<x<
13
13
C) -
76
87
≤x≤
13
13
D) -
76
87
<x<
13
13
Perform the indicated operations.
85) (-7)2
A) 49
Find the GCF for the list.
86) 56, 10, 35
A) 5
87) 36, 15
A) 1
85)
B) 14
C) -49
D) -14
B) 2
C) 1
D) 7
B) 15
C) 3
D) 6
86)
87)
11
Write the algebraic expression described. Simplify if possible.
88) A 32-centimeter piece of rope is cut into two pieces. If one piece is z centimeters long, express the
other length as an algebraic expression in z.
A) (32 - z) cm
B) (z - 32) cm
C) (z + 32) cm
D) (32 - 2z) cm
88)
Evaluate.
89)
3 2
7
A)
89)
9
49
90) (0.7)3
A) 0.233
B)
49
9
C)
D) 2
3
7
90)
B) 0.343
C) 343
Identify the number as prime or composite.
91) 157
A) Composite
D) 2.1
91)
B) Prime
92) 187
A) Composite
Subtract.
93) -43 - (-42)
A) -1
9
7
92)
B) Prime
93)
B) -85
C) 85
D) 1
Write the fraction as a decimal. If the decimal is a repeating decimal, write using the bar notation and then round to the
nearest hundredth.
19
94)
94)
20
A) 0.95 ≈ 0.96
B) 0.955 ≈ 0.96
C) 0.95
Convert as indicated.
95) 17 square feet = ______ square inches
17
A) 2448
B)
144
D) 0.95 ≈ 0.95
95)
C) 289
D) 204
B) 6
C) -10
D) 10
97) 24 - [5 + (9 - 4)] - (4 - 2)3
A) 32
B) 6
C) 22
D) 10
98) -0.5(4.9 - 6.1)
A) 8.55
B) -8.55
C) 0.6
D) -0.6
Simplify the expression.
96) 5[-4 + 5(-5 + 7)]
A) 30
96)
97)
98)
12
99)
-15 + 2 · 10
5
A) 7
99)
B) -26
C) 1
D) -1
Solve the application.
100) The difference of a number and 7 is the same as 39 less the number. Find the number.
A) -23
B) -16
C) 16
D) 23
13
100)
Answer Key
Testname: MATH10021_FINAL_STUDYGUIDE
1) D
2) A
3) B
4) C
5) C
6) D
7) D
8) C
9) C
10) C
11) B
12) B
13) D
14) B
15) A
16) B
17) B
18) D
19) B
20) C
21) B
22) A
23) B
24) A
25) D
26) C
27) A
28) D
29) D
30) A
31) D
32) A
33) D
34) D
35) A
36) D
37) D
38) A
39) D
40) B
41) C
42) D
43) D
44) B
45) C
46) C
47) A
48) D
49) B
50) D
14
Answer Key
Testname: MATH10021_FINAL_STUDYGUIDE
51) A
52) A
53) A
54) B
55) A
56) C
57) C
58) B
59) B
60) D
61) B
62) B
63) A
64) A
65) C
66) A
67) B
68) B
69) D
70) B
71) D
72) C
73) B
74) C
75) B
76) B
77) D
78) A
79) A
80) C
81) C
82) A
83) C
84) B
85) A
86) C
87) C
88) A
89) A
90) B
91) B
92) A
93) A
94) C
95) A
96) A
97) B
98) C
99) C
100) D
15
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