1.
What is the value of 9 - [12 + (15 ÷ 3)]?
A.
-8
B.
0
C.
2
D.
26
Hint
2.
Evaluate
a
-
b
2
if
a
= 4 and
b
= 3.
A.
1
B.
-13
C.
13
D.
-5
Hint
3.
The values in the graph below are _______
A.
rational numbers.
B.
irrational numbers.
C.
integers.
D.
natural numbers.
Hint
4.
Simplify 3(2
a
+
b
) + 6(
a
- 2
b
).
A.
12
a
+
b
B.
12
a
+ 15
b
C.
12
a
- 9
b
D.
12
a
+ 9
b
Hint
5.
Name the property illustrated by the statement below.
If 5
n
= 15, then 15 = 5
n
.
A.
substitution property of equality
B.
transitive property of equality
C.
symmetric property of equality
D.
reflexive property of equality
Hint
6.
What is the value of |-101|?
A.
-101
B.
0
C.
101
D.
10.1
Hint
7.
Evaluate 1.5 + |2
x
- 4| if
x
= -3.
A.
3.5
B.
-0.5
C.
-11.5
D.
11.5
Hint
8.
Solve 2(
y
- 9) < 6.
A.
{
y
|
y
> -6}
B.
{
y
|
y
> 12}
C.
{
y
|
y
< 6}
D.
{
y
|
y
< 12}
Hint
9.
Write an inequality for the following problem. One fourth of a number increased by 17 is at least 63.
A.
B.
C.
D.
Hint
10.
Solve
x
+ 4 > 1 or
x
- 7 < 6.
A.
{
x
|
x
< 13}
B.
{
x
|
x
< -3 or
x
> 13}
C.
all reals
D.
{
x
|
x
> -3}
Hint
11.
Name the property of equality illustrated by the following statement. If
n
– 3 = 5 + 4, then
n
– 3 = 9.
A.
Substitution
B.
Symmetric
C.
Reflexive
D.
Transitive
Hint
12.
Solve the inequality | 6
x
+ 2 | < 5.
A.
B.
C.
D.
Hint