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- 1. Multiple ChoiceIs 3 a factor of 12?yesno
- 2. Multiple ChoiceWhich is a NOT a factor of 9?0139
- 3. Multiple ChoiceWhich number is a factor of 48?61879
- 4. Multiple Choice
Find ALL FACTORS of 24
1, 2, 12, 24
1, 2, 8, 24
1, 2, 3, 4, 5, 6, 8, 12, 24
1, 2, 3, 4, 6, 8, 12, 24
- 5. Multiple ChoiceJoe has listed the first 4 multiples of 7 as:
7 14 22 28
Which one is incorrect?7142228 - 6. Multiple Choice
Select all of the multiples of 8.
2
8
32
4
- 7. Multiple ChoiceWhich of the following is a multiple of 7?28487145
- 8. Multiple Choice
List the first (4) multiples of 8
1, 2, 4, 8
8, 16, 24, 32
- 9. Multiple Choice1, 3, 5, 15Multiples of 15Factors of 15Factors of 5Multiples of 3
- 10. Multiple ChoiceWhich of the following is NOT true about prime numbers?They have exactly two factors1 is a factor of every prime numberNo prime numbers end in zeroAll prime numbers are odd numbers.
- 11. Multiple ChoiceList the first 5 prime numbers:1,2,3,4,52,3,4,5,62,3,5,7,82,3,5,7,11
- 12. Multiple ChoiceWhich number is NOT prime?371721
- 13. Multiple Choice
What is the PRIME factorization of 24?
23 x 3
2 x 2 x 3
6 x 4
32 x 2 x 2
- 14. Multiple Choice
Find the Least Common Multiple (LCM) of 3 and 4
34
7
12
24
- 15. Multiple ChoiceWhat is the LCM of 4 and 12?481216
- 16. Multiple Choice
Find the Least Common Multiple (LCM) of 8 and 12
812
20
96
24
- 17. Multiple ChoiceFind the HCF of 40 and 60?102030None of the above
- 18. Multiple Choice
The least common multiple of 12, 30, and 40 is…
40
60
120
160
- 19. Multiple Choice
A florist orders sunflowers every 6 days, and daisies every 4 days. How many days will pass until the next time she orders both kinds of flowers on the same day?
12 days
2 days
24 days
4 days
- 20. Multiple Choice
A class is having a party for 20 students. They are buying cups in packages of 8 and napkins in packages of 12.
What is the least number of packages of cups and napkins they should buy?
96 packages of cups and napkins
20 packages of cups and napkins
3 packages of cups and 2 packages of napkins
2 packages of cups and 3 packages of napkins
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