A)
B)
C)
D)
98)
98)
x – y –6
58
A)
B)
C)
D)
Solve and graph the solution set on a number line.
99)
99)
|x – 8| <3
A)
B)
(–, 5)
(11, )
C)
(5, 11)
D)
[5, 11]
Graph the inequality in a rectangular coordinate system.
100)
y > – 4
9x – 9
100)
A)
B)
60
C)
D)
Solve the compound inequality and graph the solution set on a number line. Except for the empty set, express the
solution set in interval notation.
101)
14 9x
5+ 5 <23
101)
A)
[5, 6)
B)
[5, 10)
C)
(5, 6]
D)
(5, 10]
Graph the inequality.
61
102)
102)
x + y –6
A)
B)
C)
D)
62
Solve and graph the solution set on a number line. Express the solution set in both set–builder and interval notations.
103)
103)
|7x – 8| – 8 > – 15
A)
B)
1
7, 15
7
C)
1
7,
D)
(–, )
Find the intersection of the sets.
104)
104)
{f, g, h, k}
A)
B)
{k}
C)
{f, g, h, k}
D)
{f}
Solve the problem.
105)
105)
Given the cost function, C(x), and the revenue function, R(x), write the profit function from
producing and selling x units of the product.
C(x) =63x +1760
R(x) =85x
A)
P(x) = – 22x +1760
B)
P(x) = – 22x –1760
C)
P(x) =22x +1760
D)
P(x) =22x –1760
Graph the inequality.
106)
106)
y x – 5
A)
B)
64
C)
D)
Graph the solution set of the system of inequalities or indicate that the system has no solution.
107)
107)
1 x <6
A)
B)
65
C)
D)
Solve the inequality. Other than
, graph the solution set on a number line.
108)
108)
–5(3x – 4) < – 20x – 5
A)
( , –5]
B)
[–5, )
C)
(–5, )
D)
( , –5)
Solve.
109)
109)
Find the intersection: {–5, 0, 3, 4}
{3, 4, 8}.
A)
{3, 4, 8}
B)
{3, 4}
C)
{–5, 0, 3, 4, 8}
D)
{–5, 0, 3, 4}
Graph the inequality.
110)
110)
y >1
A)
B)
C)
D)
111)
111)
x + 2y <5
A)
B)
C)
D)
68
Solve the problem.
112)
112)
Every Sunday, Jarod buys a loaf of fresh bread for his family from the corner bakery for $3.00.
The local department store has a sale on breadmakers for $67. If the bread–making supplies cost
$0.71 per week, for how many weeks would Jarod have to bake a loaf of bread at home before
the breadmaker starts saving him money?
A)
At least 32 weeks
B)
At least 29 weeks
C)
At least 31 weeks
D)
At least 30 weeks
Graph the solution set of the system of inequalities or indicate that the system has no solution.
113)
x –5
y > – 2
113)
A)
B)
69
C)
D)
Solve the inequality. Other than
, graph the solution set on a number line.
114)
114)
4x +5<17
A)
[3, )
B)
(3, )
C)
( , 3)
D)
( , 3]
Graph the solution set of the system of inequalities or indicate that the system has no solution.
70
115)
3x + y >3
3x + y < – 1
115)
A)
B)
C)
D)
Graph the inequality.
71
116)
116)
y 2x
A)
B)
C)
D)
Find the intersection of the sets.
117)
117)
{–6, –1, 3, 6}
{–4, 0, 5, 8}
A)
{0}
B)
{–1, 0, 3}
C)
D)
{–6, –4, –1, 0, 3, 5, 6, 8}
Graph the inequality in a rectangular coordinate system.
118)
118)
y 1
A)
B)
C)
D)
Solve the problem.
119)
119)
A certain store has a fax machine available for use by its customers. The store charges $2.15 to
send the first page and $0.55 for each subsequent page. Use an inequality to find the number of
pages that can be faxed for $9.30.
A)
14 pages or fewer
B)
56 pages or fewer
C)
17 pages or fewer
D)
4 pages or fewer
Solve and graph the solution set on a number line.
120)
120)
|x – 5| + 7 10
A)
[2, 8]
B)
[2, 10]
C)
D)
(2, 8)