1.
Solve the equation 3
x
+ 7 = 5
x
- 2.
A.
B.
C.
D.
Hint
2.
Which ratio is
not
equivalent to
?
A.
B.
C.
D.
Hint
3.
A recipe uses 6 cups of cheese to serve 30 people. How much cheese is needed for 50 people?
A.
14 cups
B.
10 cups
C.
18 cups
D.
22 cups
Hint
4.
Solve
=
.
A.
2.25
B.
1.125
C.
1.8
D.
2
Hint
5.
Find –5(–3).
A.
10
B.
–15
C.
–5
D.
15
Hint
6.
Determine the volume of the figure below.
A.
42 cubic units
B.
56 cubic units
C.
48 cubic units
D.
64 cubic units
Hint
7.
Without building it, predict the number of blocks in Stage 7.
A.
81
B.
100
C.
49
D.
64
Hint
8.
Draw Front, Top, and Right engineering views for the structure below.
A.
B.
C.
D.
Hint
9.
Rewrite 12
3
× 7
3
using a single base.
A.
19
3
B.
19
9
C.
84
3
D.
84
9
Hint
10.
Simplify (3
5
)
8
.
A.
3
13
B.
3
3
C.
3
40
D.
15
8
Hint
11.
Which equation represents exponential growth?
A.
y
= 9(0.5)
x
B.
y
= 2.03(5)
x
C.
y
= 3.96(0.65)
x
D.
y
= 6.38(1)
x
Hint
12.
Evaluate –5
2
.
A.
10
B.
–25
C.
–10
D.
25
Hint
13.
The graph of the Celsius-Kelvin temperature conversion formula,
K
=
C
+ 273, is shown below. For which temperatures are the Kelvin and Celsius temperatures both positive?
A.
temperatures greater than 0°
C
B.
temperatures less than 150°
C
C.
temperatures greater than 0
K
D.
temperatures greater than –273
K
Hint
14.
Find a solution to the equation using guess-check-and-improve.
10
a
+ 4(
a
+ 1) = 32
A.
a
= 7
B.
a
= 4
C.
a
= 2
D.
a
= 10
Hint
15.
Evaluate the expression.
46 – (12.3 + 20.9)
A.
79.2
B.
12.8
C.
8.6
D.
54.6
Hint
16.
The triangles below are congruent. Find b.
A.
b
= 6
B.
b
= 8
C.
b
= 7
D.
b
= 5
Hint
17.
Find the perimeter of this triangle after it has been scaled by 3.
A.
54 km
B.
40 km
C.
21 km
D.
18 km
Hint
18.
At the Truman Middle School, the lunch supervisor surveyed the 110 students in the seventh grade to find which school lunch they liked best. The table below shows the results.Which ratio is a part-to-part ratio?
A.
Nine students preferred tuna casserole.
B.
44% of the students preferred hamburgers.
C.
of the students preferred either hamburgers or turkey sandwiches.
D.
Seventeen more students preferred hamburgers than turkey sandwiches.
Hint
19.
What is the multiplicative inverse of
x
?
A.
B.
x
C.
1 ×
x
D.
x
× 1
Hint
20.
Kathleen started her after school job at the grocery store. She gets a paycheck every two weeks, which she deposits in her bank account. Every week, she takes out $20 of spending money. Kathleen drew a table showing how much she is going to be able to save in the next 12 weeks. What is the balance on Feb. 26?
A.
$785
B.
$925
C.
$710
D.
$805
Hint