1.
The table shows the cost of mailing a package. Predict the cost of mailing a package that weighs 10 pounds.
A.
$9.80
B.
$8.00
C.
$10.70
D.
$8.90
Hint
2.
Solve
y
- 17 = 24.
A.
7
B.
20
C.
41
D.
19
Hint
3.
Solve
x
- 4.91 = 15.25.
A.
20.16
B.
18.16
C.
9.84
D.
10.34
Hint
4.
Solve
= 5.
A.
14
B.
4
C.
45
D.
36
Hint
5.
Solve
= 7.
A.
6.79
B.
7.21
C.
33.3
D.
1.47
Hint
6.
Write an equation to represent ''
x
increased by 50 is 72.''
A.
50
x
B.
x
- 50
C.
x
+ 50
D.
50 -
x
Hint
7.
Tiger Woods ended his round of golf 7 under par. If par is a score of 0, what integer reflects this score?
A.
|7|
B.
|-7|
C.
7
D.
-7
Hint
8.
Choose the correct symbol below to make the sentence true.
|-4| ___ 3
A.
>
B.
<
C.
=
D.
none of these
Hint
9.
Find the sum of 42 + (-19).
A.
-23
B.
61
C.
-61
D.
23
Hint
10.
Solve
x
= -2 + 7 + (-11).
A.
-20
B.
20
C.
6
D.
-6
Hint
11.
Write the additive inverse of -10.
A.
B.
C.
-10
D.
10
Hint
12.
Solve (-2)(5) =
r
.
A.
-3
B.
10
C.
-10
D.
7
Hint
13.
Evaluate the expression
ab
÷
c
if
a
= -2,
b
= -4, and
c
= 4.
A.
4
B.
-2
C.
-1
D.
2
Hint
14.
The table shows the cost of buying potatoes at the store. Predict the cost of buying six potatoes.
A.
1.5
B.
1.75
C.
2
D.
2.25
Hint
15.
Evaluate 2
3
+ 5 × (6 + 4) ÷ 2.
A.
65
B.
33
C.
108
D.
41
Hint
16.
Evaluate (3 + 10 ÷ 2 – 6 + 18) ÷ 2
2
.
A.
5
B.
10
C.
6.5
D.
4.625
Hint
17.
If a shirt costs
c
dollars in Store
A
and 5 more dollars in Store
B
, write an expression for the cost of the shirt in Store
B
.
A.
c
– 5
B.
5 –
c
C.
5
c
D.
c
+ 5
Hint
18.
Solve
t
= -42 – (-15).
A.
t
= -57
B.
t
= -27
C.
t
= 27
D.
t
= 57
Hint