1.
Name the property shown by the statement 6 · 7 · 3 = 6 · 3 · 7.
A.
Associative Property of Multiplication
B.
Commutative Property of Multiplication
C.
Associative Property of Addition
D.
Commutative Property of Addition
Hint
2.
Simplify the expression 5 · (15
a
).
A.
15
a
5
B.
15
a
+ 5
C.
75
a
D.
15
a
- 5
Hint
3.
Which mathematical statement is
not
an example of the Distributive Property?
A.
6(10 - 3) = (6 · 10) - (6 · 3)
B.
xy
+ 2
x
=
x
(
y
+2)
C.
3(2 + 8) = 3 · 2 + 3 · 8
D.
3 · (4 · 9) = (9 · 4) · 3
Hint
4.
Two pairs of shoes cost $90.98. One pair costs $19 more than the other pair. What is the cost of the more expensive pair of shoes?
A.
$71.98
B.
$54.99
C.
$35.99
D.
$45.49
Hint
5.
On a coordinate system, the vertical number line is called the _____.
A.
coordinate axis
B.
plane axis
C.
y
-axis
D.
x
-axis
Hint
6.
In which quadrant does the point (-2, 1) lie?
A.
II
B.
III
C.
IV
D.
I
Hint
7.
A mathematical sentence that uses < and > to compare two expressions is called a(n) ______.
A.
inequality
B.
expression
C.
variable sentence
D.
equation
Hint
8.
A.
B.
C.
D.
Hint
9.
Find -10.75 - 2.25.
A.
-13
B.
-8.5
C.
13
D.
8.5
Hint
10.
Solve the equation
s
+ (-2) = -8.
A.
6
B.
10
C.
-6
D.
-10
Hint
11.
In 1960, Chile experienced the largest earthquake of the century. The magnitude was 9.5 on the Richter scale. In 1952, Ecuador had the fourth largest earthquake. The magnitude was 0.7 less than the earthquake in Chile. What was the magnitude of the earthquake in Ecuador?
A.
7.8
B.
10.2
C.
8.8
D.
11.2
Hint
12.
Solve the equation |
a
- 1| = 7.
A.
8
B.
-8 or 6
C.
-6
D.
-6 or 8
Hint
13.
Solve the equation |
z
+ 7| - 8 = 10.
A.
11
B.
-25 or 11
C.
-9 or -5
D.
-25
Hint
14.
Which graph shows the points from the table below?
A.
B.
C.
D.
Hint
15.
Which value for
j
solves the equation 3
j
– 2 = 4?
A.
j
= 2
B.
j
= 4
C.
j
= 3
D.
j
= 1
Hint
16.
To add integers with different signs, find the difference of their absolute values. Give the result the same sign as ________.
A.
the first integer
B.
the integer with the least absolute value
C.
the last integer
D.
the integer with the greatest absolute value
Hint
17.
Find the difference -2 – (-4).
A.
-2
B.
2
C.
6
D.
-6
Hint
18.
Find the product -2(3)(-8).
A.
-13
B.
13
C.
48
D.
-48
Hint
19.
Find the quotient -4 ÷ 2.
A.
6
B.
2
C.
-6
D.
-2
Hint
20.
Choose the solution of 8 –
= 6 if the replacement set is {2, 4, 6, 8}.
A.
2
B.
8
C.
4
D.
6
Hint