1.
Solve 15 +
a
= 10.
A.
a
= 25
B.
a
= -25
C.
a
= -5
D.
a
= 150
Hint
2.
Find the perimeter of the figure if
x
= 5.
A.
40 units
B.
5 units
C.
20 units
D.
8 units
Hint
3.
The equation
V
= -32
t
+ 256 and the graph below describe the velocity
V
in feet per second of a ball
t
seconds after is is shot into the air. What is the ball's velocity after seven seconds?
A.
256 ft/s
B.
0 ft/s
C.
480 ft/s
D.
32 ft/s
Hint
4.
Which inequality is graphed below?
A.
x
<
-5
B.
x
>
-5
C.
y
>
-5
D.
x
> -5
Hint
5.
Simplify
x
3
y
0
z
-2
.
A.
B.
-
x
3
yz
2
C.
D.
0
Hint
6.
Arrange the terms of 6
x
4
y
2
– 4
x
2
y
+ 2
xy
3
+ 8 so that the powers of
y
are in ascending order.
A.
2
xy
3
+ 6
x
4
y
2
- 4
x
2
y
+ 8
B.
8 + 2
xy
3
- 4
x
2
y
+ 6
x
4
y
2
C.
8 – 4
x
2
y
+ 6
x
4
y
2
+ 2
xy
3
D.
6
x
4
y
2
- 4
x
2
y
+ 2
xy
3
+8
Hint
7.
Find (3
a
+ 4
b
)
2
A.
9
a
2
+ 24
ab
+ 16
b
2
B.
9
a
2
+ 12
ab
+ 16
b
2
C.
3
a
2
+ 24
ab
+ 4
b
2
D.
9
a
2
+ 16
b
2
Hint
8.
The vertex of the graph of the equation
y
= -
x
2
+ 6
x
+ 1 is
A.
both a maximum and a minimum
B.
a maximum
C.
a minimum
D.
neither a maximum nor a minimum
Hint
9.
Simplify 2
x
+ 5
x
+ 4(
x
+ 3).
A.
11
x
+ 3
B.
23
x
C.
11
x
+ 12
D.
14
x
Hint
10.
Identify the hypothesis in the following algebraic statement:
If 3
x
+ 10 = 13, then
x
= 1.
A.
3
x
B.
x
= 1
C.
3
x
+ 10 = 13
D.
3
x
+ 10
Hint
11.
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 third quarter?
A.
48
B.
27
C.
15
D.
60
Hint
12.
Find
A.
B.
C.
D.
Hint
13.
Find
if
f
(
x
) = -12
x
+
A.
-9
B.
0
C.
1
D.
-8
Hint
14.
Find
h
(-2.5) if
h
(
z
) =
z
² + 3.5
z
– 2.75.
A.
-17.75
B.
12.25
C.
-5.25
D.
0.25
Hint
15.
Find the slope of the line that passes through (5, -5) and (9, -5).
A.
B.
0
C.
D.
undefined
Hint
16.
Write an equation of the line shown in the graph.
A.
y
= 2
x
– 5
B.
y
= -2
x
– 5
C.
y
= 2
x
+ 5
D.
y
= -2
x
+ 5
Hint
17.
Factor
x
2
– 7
x
+ 12.
A.
(
x
– 6)(
x
– 2)
B.
(
x
+ 3)(
x
+ 4)
C.
(
x
+ 6)(
x
+ 2)
D.
(
x
– 3)(
x
– 4)
Hint
18.
When factoring quadratic trinomials of the form
x
2
+
b
x
+
c
, what is true about
m
and
n
if the factored form is (
x
+ m)(
x
+
n
)?
A.
Their sum is equal to
b
, and their product is equal to
c
.
B.
The product of
b
and
c
is equal to the sum of m and
n
.
C.
The sum of
b
and
c
is equal to the product of m and
n
.
D.
Their sum is equal to
c
, and their product is equal to
b
.
Hint
19.
Solve
x
2
– 12
x
+ 34 = 0 by taking the square root of each side.
A.
B.
{5, 7}
C.
D.
{6}
Hint
20.
Solve -15 =
k
- 12.
A.
k
= 27
B.
k
= -3
C.
k
= -27
D.
k
=
Hint