1.
The table shows the cost of mailing a package. Predict the cost of mailing a package that weighs 10 pounds.
A.
$8.00
B.
$8.90
C.
$9.80
D.
$10.70
Hint
2.
Write 10 · 10 · 10 · 10 using exponents.
A.
10
7
B.
10
5
C.
10
4
D.
10
6
Hint
3.
Solve
= 7.
A.
1.47
B.
33.3
C.
7.21
D.
6.79
Hint
4.
If Julie has
x
strawberries in one sack and four fewer strawberries in another sack, write an expression for how many strawberries are in the second sack.
A.
4 -
x
B.
4 +
x
C.
x
- 4
D.
x
+ 4
Hint
5.
Write an integer to represent a debt of $45.
A.
+ 45
B.
-45 and +45
C.
|-45|
D.
-45
Hint
6.
Find the sum of 42 + (-19).
A.
61
B.
-61
C.
23
D.
-23
Hint
7.
Solve
x
= -2 + 7 + (-11).
A.
20
B.
-20
C.
6
D.
-6
Hint
8.
Write the additive inverse of -10.
A.
10
B.
C.
D.
-10
Hint
9.
Solve
z
= -48 ÷ 6.
A.
-54
B.
-42
C.
-8
D.
8
Hint
10.
Express 0.0000421 in scientific notation.
A.
4.21 × 10
-9
B.
4.21 × 10
-6
C.
4.21 × 10
-5
D.
4.21 × 10
-4
Hint
11.
Four friends went to the movies. The total cost of the tickets was $34.00. Use the equation 4
c
= 34 to find the cost of one movie ticket.
A.
8.75
B.
8
C.
8.25
D.
8.5
Hint
12.
Write an equation to represent ''the number of runners on the track team increased by 15 for a total of 45.''
A.
15 –
n
B.
n
– 15
C.
n
+ 15
D.
15
n
Hint
13.
Solve
f
= 3 – 5.
A.
f
= 8
B.
f
= 2
C.
f
= -2
D.
f
= -8
Hint
14.
Solve
q
=
.
A.
q
= -56
B.
q
= -70
C.
q
= 9
D.
q
= -9
Hint
15.
Solve
v
=
using the distributive property.
A.
v
=
B.
v
=
C.
v
=
D.
v
=
Hint
16.
Which value of
d
makes the sum of
d
and -12 equal 25?
A.
-13
B.
-37
C.
13
D.
37
Hint
17.
Write
as a decimal.
A.
0.65
B.
0.35
C.
0.52
D.
0.26
Hint
18.
Nineteen out of the 23 students in Ms. Garcia’s math class like pepperoni pizza. Write the part of the class that like pepperoni pizza as a decimal rounded to the nearest hundredth.
A.
0.83
B.
0.78
C.
0.79
D.
0.82
Hint
19.
Solve
=
y
+
.
A.
B.
-
C.
-
D.
Hint
20.
Evaluate
x
2
·
y
3
if
x
= 6 and
y
= 3.
A.
972
B.
108
C.
1,944
D.
324
Hint