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10 questions
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- 1. Multiple Choice
What are the factors of 20?
1, 2, 4, 5, 10, 20
1, 2, 5, 10, 20
1, 2, 3, 4, 10, 20
1, 2, 4, 5, 8, 10, 20
- 2. Multiple Choice
What are the factors of 16?
1
2
3
4
8
- 3. Multiple Choice
How many factors does 15 have?
4
5
3
2
- 4. Multiple Choice
What are the common factors of 12 and 18?
1
2
3
4
6
- 5. Multiple Choice
How many common factors are there in 8 and 14?
2
1
none
3
4
- 6. Multiple Choice
Which of the following are multiples of 7?
14
35
49
27
54
- 7. Multiple Choice
What is the 8th multiple of 6?
48
54
56
46
42
- 8. Multiple Choice
What is the 3rd common multiple of 4 and 6?
36
32
30
28
24
- 9. Multiple Choice
What are the common multiples of 3 and 4?
12
18
24
32
36
- 10. Multiple Choice
Which of the following is a group of prime numbers?
2, 3, 5, and 7
11, 13, 17 and 19
1, 2, 3, and 4
3, 5, 7 and 9
13, 15, 17 and 21
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