1.
Which of the following values is prime?
A.
81
B.
96
C.
53
D.
72
Hint
2.
Find the GCF of 24, 36, and 108.
A.
6
B.
72
C.
12
D.
24
Hint
3.
Find the GCF of 14
a
2
b
4
c
and 56
ab
2
c
2
A.
14
ab
2
c
B.
14
a
2
b
4
c
2
C.
56
a
2
b
2
c
2
D.
56
ab
2
c
Hint
4.
Find the GCF of 54
a
2
, 84
ab
, and 10
c
A.
2
B.
8
ab
C.
4
D.
2
abc
Hint
5.
Is 79 prime or composite? If it is composite, what is its factorization?
A.
composite, 3 × 23
B.
prime
C.
composite, 13 × 6
D.
composite, 7 × 11
Hint