1.
What is the value of 6[(7 + 4) - 2(5 - 3)]?
A.
48
B.
42
C.
88
D.
72
Hint
2.
Evaluate 2
a
+
b
- 12 if
a
= 14 and
b
= 12.
A.
9
B.
40
C.
19
D.
28
Hint
3.
Find the product 4 · 6 · 5 mentally.
A.
80
B.
100
C.
120
D.
20
Hint
4.
Identify the solution to 34 - 2
z
= 20.
A.
5
B.
6
C.
8
D.
7
Hint
5.
Solve
a
- 8 = 32 using inverse operations.
A.
24
B.
40
C.
4
D.
8
Hint
6.
Solve the equation
a
= (-5) + 13.
A.
-18
B.
-8
C.
18
D.
8
Hint
7.
Solve the equation 6 - (-8) =
b
.
A.
18
B.
2
C.
-2
D.
14
Hint
8.
Simplify (-16
c
) - (-4
c
).
A.
12
c
B.
-20
c
C.
-12
c
D.
20
c
Hint
9.
Solve
= 12.
A.
72
B.
-2
C.
2
D.
-72
Hint
10.
A number is divisible by 6 if ______.
A.
the last two digits are divisible by 2 and 3
B.
the sum of the digits is divisible by 6
C.
the ones digit is divisible by 2, and the tens digit is divisible by 3
D.
the number is divisible by 2 and 3
Hint
11.
Determine which expression is not a monomial.
A.
12
w
(
xy
+
z
)
B.
17
p
(-
qr
)
C.
ab
D.
-14(-
st
)(3
u
)
Hint
12.
Evaluate the expression 4
n
+
m
2
if
m
= 6 and
n
= 8.
A.
88
B.
40
C.
68
D.
44
Hint
13.
Factor the monomial 36
x
2
y
completely.
A.
2 · 2 · 3 · 3 ·
x
·
x
·
y
B.
2 · 2 · 3 · 3 ·
x
·
x
·
y
·
y
C.
2 · 3 ·
x
·
x
·
y
D.
2 · 2 · 9 ·
x
·
y
Hint
14.
Three more than the product of 6 and a number is 51. Write an equation and find the number.
A.
6
n
+ 3 = 51; 8
B.
3 + 6
n
= 51; 15
C.
3
n
(6) = 51;
D.
6 +
n
+ 3 = 51; 42
Hint
15.
In which quadrant is the point (7, -5)?
A.
Quadrant IV
B.
Quadrant II
C.
Quadrant III
D.
Quadrant I
Hint
16.
Use the Distributive Property to evaluate 7(4 + 2).
A.
146
B.
35
C.
30
D.
42
Hint
17.
The number 462 is divisible by which of the following?
A.
None of these
B.
6
C.
10
D.
5
Hint
18.
Factor 50
x
4
y
.
A.
2 · 5
2
·
x
2
·
x
2
·
y
B.
2 · 5 · 5 ·
x
·
x
·
x
·
x
·
y
C.
2 · 5
2
·
x
4
·
y
D.
2 · 5 · 5 ·
x
·
x
·
x
·
y
Hint
19.
Find 6
3
· 6
2
.
A.
6
5
B.
36
6
C.
36
5
D.
6
6
Hint
20.
Express 35,329 in scientific notation.
A.
35.329 × 10
3
B.
3.5329 × 10
5
C.
3.5329 × 10
4
D.
3.5329 × 10
-4
Hint