1.
Which of the following sentences is true?
A.
3
x
+ 5 <
x
2
when
x
= 4.
B.
when
x
= 6.
C.
when
x
= 4.
D.
when
x
= 5.
Hint
2.
Write an equation for the following word problem. A number is 6 times another number. The sum of the two numbers is 56.
A.
y
+
y
= 56
B.
y
= 56
C.
y
+ 6
y
= 56
D.
y
= 6(56)
Hint
3.
Solve 15 +
a
= 10.
A.
a
= -25
B.
a
= 150
C.
a
= -5
D.
a
= 25
Hint
4.
Solve -198 = -11
x
.
A.
x
= -18
B.
x
= 187
C.
x
= 18
D.
x
= -187
Hint
5.
Solve the equation
A.
a
= 5
B.
a
= 0
C.
a
=
D.
a
=
Hint
6.
Solve the proportion
A.
B.
1
C.
-6
D.
2
Hint
7.
A 50-mile trip uses 2 gallons of gas. How much gas would you use on a 115-mile trip?
A.
4 gallons
B.
5 gallons
C.
4.6 gallons
D.
25 gallons
Hint
8.
Write an equation to represent the function.
A.
f
(
x
) =
x
+ 4
B.
f
(
x
) =
x
+ 1
C.
f
(
x
) = 3
x
D.
f
(
x
) = 2
x
+ 2
Hint
9.
Write the inequality for the sentence ''The opposite of four times a number is at most 64.''
A.
B.
C.
D.
Hint
10.
Find the solution of 4
x
+ 10 = 42
if the replacement set is {6, 7, 8, 9}.
A.
8
B.
7
C.
6
D.
9
Hint
11.
Solve
A.
a
= 90
B.
C.
a
= -90
D.
Hint
12.
Graph the solution of
q
– 27 < -19.
A.
B.
C.
D.
Hint
13.
Which inequality is shown in the graph?
A.
B.
h
< 3
C.
h
> 3
D.
h
3
Hint
14.
Which is a graph of real numbers greater than 3?
A.
B.
C.
D.
Hint
15.
Solve
A.
-40
B.
40
C.
32
D.
-32
Hint
16.
Solve
A.
-5
B.
19
C.
13
D.
-11
Hint