The factors of 8 are
1, 2, 4, 8
1, 2, 8
2, 4, 8
1, 4, 8
Which of the following is not a prime number.
2
67
89
35
The multiples of 3 less than 20 are.
1, 3, 6, 9, 12, 15, 18
3, 6, 9, 12, 15, 18
1, 3, 9 12, 15, 18
3, 9, 12, 15, 18, 21
The common factors of 8 and 12 are
2, 3, 6
2, 4, 6
2, 4
Without actual division determine which of the following is divisible by 4
5695
32900
3978
68709
The LCM of 8 and 14 is
50
52
54
56
Without actual division determine which of the following is divisible by 6.
32873
63855
961572
GCF of 27 and 45 is
8
9
10
5
GCF of 16 and 40 is
6
7
The prime numbers between 20 and 40 are
23, 29, 31, 37
23, 27, 29, 31, 37
23, 27, 29, 31, 33
23, 29, 31, 35, 37