1.
Find the greatest common factor of 64
ab
3
c
2
and 48
a
2
b
2
c
.
A.
8
ab
3
c
B.
16
abc
C.
16
ab
2
c
D.
8
a
2
b
2
c
2
Hint
2.
What is the greatest common factor of 18
mn
2
, 54
m
4
, and 80
n
3
?
A.
2
B.
18
m
2
n
3
C.
2
mn
2
D.
9
mn
Hint
3.
Find the GCF of 16
a
3
b
2
and 12
a
2
b
.
A.
2
ab
B.
2
a
2
b
C.
4
a
2
b
D.
4
ab
Hint
4.
Find the GCF of 17
r
4
s
4
and 23
r
s
4
.
A.
17
r
s
4
B.
rs
C.
r
s
4
D.
r
4
s
4
Hint
5.
Factor 15
x
3
- 5
x
2
.
A.
x
(15
x
2
- 5
x
)
B.
x
2
(15
x
– 5)
C.
5
x
(3
x
2
- x)
D.
5
x
2
(3
x
– 1)
Hint