1.
Evaluate 3
4
.
A.
9
B.
27
C.
81
D.
12
Hint
2.
Multiply 0.25 × 10
3
.
A.
250
B.
0.00025
C.
25,000
D.
25
Hint
3.
Find the quotient
A.
8
9
B.
8
3
C.
8
18
D.
8
-3
Hint
4.
Simplify 11
z
2
× 9
z
3
.
A.
99
z
6
B.
20
z
6
C.
20
z
5
D.
99
z
5
Hint
5.
Rewrite
k
9
÷
k
3
using a single base.
A.
k
27
B.
k
3
C.
3
k
3
D.
k
6
Hint
6.
Which expression describes this pattern of numbers:
4, 16, 64, 256, 1,024.
A.
4
x
B.
4 +
x
C.
4
x
D.
x
4
Hint
7.
Which situation describes the expression
2?
A.
the population of a city that doubles every 10 years
B.
a coin collection where 2 coins are added each month
C.
the air temperature when a cold front moves into the area and the temperature falls 2?every half hour
D.
areas of various rugs with side length
t
for the rug at stage
t
Hint
8.
Use your calculator to evaluate the expression.
(5.9 × 10
8
) × (2.4 × 10
9
)
A.
1.416 × 10
16
B.
1.416 × 10
17
C.
1.416 × 10
12
D.
1.416 × 10
18
Hint