1.
Which of the following sentences is true?
A.
3
x
+ 5 <
x
2
when
x
= 4.
B.
when
x
= 5.
C.
when
x
= 4.
D.
when
x
= 6.
Hint
2.
Evaluate (16 - 4) ÷ 12 × 15.
A.
B.
1
C.
D.
15
Hint
3.
Use the distributive property to rewrite 3(5 +
y
) without parentheses.
A.
15 + 3
y
B.
8 +
y
C.
15 +
y
D.
8 + 3
y
Hint
4.
Name the coefficient of
xy
2
.
A.
x
B.
0
C.
1
D.
y
Hint
5.
Simplify 3 + 2(
xy
+ 3
z
) + 4
xy
.
A.
9
xy
+ 15
z
B.
6
xy
+ 3
z
+ 3
C.
5
xy
+ 3
z
+ 3
D.
6
xy
+ 6
z
+ 3
Hint
6.
Which graph best matches the following statement?
You go on a diet and lose 25 pounds steadily over three months. Then you maintain your weight.
A.
B.
C.
D.
Hint
7.
Find the area of the figure if
a
= 3 and
b
= 5.
A.
225 square units
B.
15 square units
C.
16 square units
D.
8 square units
Hint
8.
Write a verbal expression for 2
x
+
y
2
.
A.
The sum of
x
and
y
squared.
B.
The difference of 2 times
x
and
y
squared.
C.
The sum of 2 times
x
and
y
.
D.
The sum of 2 times
x
and
y
squared.
Hint
9.
Write an algebraic expression for the verbal expression. the sum of 4 and one half of the number
x
A.
4 -
÷
x
B.
4 -
x
C.
4 +
÷
x
D.
4 +
x
Hint
10.
Evaluate
a
2
- (
b
+
c
) if
a
= 8,
b
= 17, and
c
= 21.
A.
34
B.
12
C.
18
D.
26
Hint
11.
Find the solution of 2(
x
– 5) = 30
if the replacement set is {19, 20, 21, 22}.
A.
22
B.
21
C.
19
D.
20
Hint
12.
Name the property demonstrated by 15 × 1 = 15.
A.
Multiplicative Identity
B.
Multiplicative Inverse
C.
Transitive Property
D.
Reflexive Property
Hint
13.
Simplify 7(
b
+ 3) + 14.
A.
7
b
+ 35
B.
24
b
C.
7
b
+ 17
D.
42
b
Hint
14.
Identify the conclusion in the following algebraic statement:
If
a
= 3, then 2
a
+ 1 = 7.
A.
2
a
+ 1 = 7
B.
a
= 3
C.
2
a
+ 1
D.
2
a
Hint
15.
A conditional statement consists of a __________ .
A.
counterexample
B.
hypothesis and a conclusion
C.
conclusion only
D.
hypothesis only
Hint
16.
Make a table showing the cost of buying 1 to 5 CDs if CDs cost $12 each.
A.
B.
C.
D.
Hint
17.
The circle graph shows the percent of Ms. Jackson's students who earned an ''A'' for each of the four grading periods during a school year. If Ms. Jackson taught 150 total students, how many students earned an ''A'' during the fourth quarter?
A.
27
B.
60
C.
15
D.
48
Hint
18.
Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many students responded with an answer of 2 or 3 family members?
A.
25
B.
20
C.
45
D.
5
Hint