Welcome to your Factors and Multiples(Study by Topics Junior Class) NAME EMAIL PHONE NUMBER 1. The factors of 35 are 1, 2, 4, 7, 35 5, 15, 20, 35 1, 3, 5, 35 1, 5, 7, 35 None 2. All of the factors for the number 12 are: 1,2,3,4,6,12 False True None 3. Find the HCF of 5y, 30xy, and 40ay. 75ay3x 120y 75y 5y 40ay None 4. The lowest common multiple, or LCM, of 4 and 7 is 56 False True None 5. The following are all factors for the number 12 except? 5 2 3 4 6 None 6. A factor tree is a great way for us to find the prime factors, or prime factorization, of a number. False True None 7. The number 1 is _______ Neither a Prime or Composite number A Composite number Both a Prime and Composite number A Prime number None 8. What is the greatest common factor of 12 and 18? 9 4 2 6 None 9. The factors of 28 are.. 1, 2, 4, 7, 14, 28 2, 4, 7, 14 7, 14, 21 1, 6, 28 None 10. What is the HCF of 24 and 36? 6 12 4 9 None 11. Find the HCF of 18a²y and 27x²y³. 6axy 2ay 9ax 9y 6ax None 12. Which set of numbers are all Primes? 33, 29, 41, 3 None of the above 5, 23, 11, 37 63, 71, 43, 81 None 13. Find the HCF of 63 and 90. 9 6 12 3 None 14. The factors of 24 include 1, 5, 12 1, 6, 9 15, 30, 48 1, 8, 12 None 15. What is the lowest common multiple (LCM) of 6 and 8? 12 16 48 24 None 16. Of the following list of numbers : 2,3,4,7,8,11,12, which are Composite numbers? 2,3,4 2,3,7 4,8,12 4,11,12 None 17. Six has all the following factors... 3, 4, 5 2, 4, 6 3, 6, 12, 18 1, 2, 3, 6 None 18. How many factors does a Prime number have? 2 3 4 1 None 19. The factors of 36 include... 1, 6, 36 1, 13, 18 2, 4, 8 12, 15, 36 None 20. 9 is a factor of... 9 and 49 1, 3 and 9 45 and 54 28 and 82 None 1 out of 20 Time's upTime is Up!