1.
Simplify
A.
36
B.
12
C.
27
D.
3
Hint
2.
Evaluate 2
a
+
b
- 12 if
a
= 14 and
b
= 12.
A.
28
B.
19
C.
40
D.
9
Hint
3.
Simplify the expression 138
n
+ 272
n
.
A.
310
n
B.
400
n
C.
500
n
D.
410
n
Hint
4.
Write ''16 less than a number is 28'' as an equation.
A.
16
n
= 28
B.
n
+ 16 = 28
C.
28
D.
n
- 16 = 28
Hint
5.
Translate ''a product of a number and seven is 49'' into an equation.
A.
x
+ 7 = 49
B.
x
- 7 = 49
C.
7
x
= 49
D.
49
Hint
6.
Evaluate the expression 2|
x
| - 3|
y
| if
x
= -8 and
y
= -5.
A.
31
B.
-1
C.
1
D.
-31
Hint
7.
Write an inequality to show the relationship between -10°F and 0°F.
A.
0°F
-10°F
B.
0°F < -10°F
C.
0°F > -10°F
D.
0°F < -10°F
Hint
8.
Find an expression to compare |-7| and 7.
A.
|-7| < 7
B.
|-7|
7
C.
|-7| = 7
D.
|-7| > 7
Hint
9.
Divide -56 by -4.
A.
-13
B.
16
C.
-14
D.
14
Hint
10.
Solve
c
+ 32 = 124.
A.
92
B.
156
C.
-156
D.
-92
Hint
11.
Find
g
if
g
- ( - 7) = 3.
A.
4
B.
-10
C.
-4
D.
10
Hint
12.
Evaluate the following expression for
x
= 10 and
A.
2
B.
20
C.
160
D.
16
Hint
13.
Simplify 5 ·
x
· 10.
A.
15 +
x
B.
50 +
x
C.
15
x
D.
50
x
Hint
14.
Determine what relationship a scatter plot of the following data might show: a person's age and his/her telephone number.
A.
Negative Relationship
B.
Positive Relationship
C.
No Relationship
D.
Scatter Relationship
Hint
15.
Add –6 + (-6).
A.
0
B.
-6
C.
12
D.
-12
Hint
16.
Evaluate
r
–
s
–
t
if
r
= -5,
s
= -10, and
t
= -15.
A.
-10
B.
-30
C.
0
D.
20
Hint
17.
Find the product 3(-12).
A.
9
B.
-9
C.
-36
D.
36
Hint
18.
Simplify –5
x
(4
y
).
A.
-
xy
B.
-9
xy
C.
-20
xy
D.
20
xy
Hint
19.
Which ordered pair is the name of point D?
A.
(3, 2)
B.
(5, -1)
C.
(5, 1)
D.
(2, -4)
Hint
20.
Simplify 12
b
– 11 –
b
– 9.
A.
11
b
– 20
B.
11
b
– 2
C.
-9
b
D.
13
b
– 2
Hint