1.
Evaluate 3
x
+ 2
y
if
x
= 3 and
y
= 7.
A.
23
B.
27
C.
105
D.
5
Hint
2.
Write the prime factorization of 1500.
A.
2
2
× 3 × 5
3
B.
2 × 3 × 5
C.
2
2
× 3 × 5
2
× 10
2
D.
2
2
× 3 × 5
2
Hint
3.
Name a fraction equivalent to the fraction that is modeled in the figure.
A.
B.
C.
D.
Hint
4.
Express
as a percent.
A.
83%
B.
8%
C.
3%
D.
15%
Hint
5.
Find the least common denominator for
and
A.
10
B.
5
C.
50
D.
15
Hint
6.
Evaluate
if
x
= -7,
y
= 8, and
z
= -14.
A.
4
B.
-16
C.
-4
D.
16
Hint
7.
Solve 16 = 4
a
+ 8.
A.
4
B.
2
C.
6
D.
Hint
8.
Write an algebraic expression for the phrase
t decreased by
7.
A.
t
÷ 7
B.
t
– 7
C.
t
× 7
D.
t
+ 7
Hint
9.
1.Which fraction modeled below rounds to 1 when rounding to the nearest
?
A.
B.
C.
D.
Hint
10.
Find
.
A.
B.
C.
D.
Hint
11.
Express
as a percent. Round to the nearest tenth.
A.
15.2%
B.
17.1%
C.
33.3%
D.
12.5%
Hint
12.
During a college football game 8,400 people showed their spirit by wearing the home team's colors. If 12,000 people attended the game, what percent of the crowd wore the same colors?
A.
75%
B.
65%
C.
80%
D.
70%
Hint
13.
Find the least common denominator for
and
.
A.
112
B.
14
C.
24
D.
56
Hint
14.
Solve
y
= -8 + (-15).
A.
-23
B.
23
C.
7
D.
-7
Hint
15.
Which graph represents the solution to 3
t
+ 2
8?
A.
B.
C.
D.
Hint
16.
Recently, basketball player Steve Nash made 231 free throws in 258 attempts. What percent of free throws did he make? Round to the nearest whole percent.
A.
88%
B.
85%
C.
95%
D.
90%
Hint
17.
Make a box-and-whisker plot of the duration of ten recent solar eclipses listed in the table.
A.
B.
C.
D.
Hint
18.
The record high and low temperatures recorded in New York are 108°F and -52°F, respectively. What is the range of temperatures?
A.
56°F
B.
-160°F
C.
160°F
D.
-56°F
Hint
19.
Find
×
written in simplest form.
A.
B.
C.
D.
Hint
20.
The number of U.S. households with cable television increased 219% between 1981 and 2001. Write 219% as a decimal.
A.
21,900
B.
0.219
C.
21.9
D.
2.19
Hint