1) Which of these is a factor of 12? a) 5 b) 6 c) 8 d) 9 2) Which of these is a factor of 20? a) 3 b) 10 c) 11 d) 15 3) Which of these is a factor of 36? a) 3 b) 5 c) 7 d) 8 4) Which of these is a factor of 21 a) 4 b) 7 c) 9 d) 12 5) Which of these is a factor of 18 a) 4 b) 5 c) 6 d) 7 6) Which of these is a not a factor of 15? a) 1 b) 3 c) 4 d) 5 7) Which of these is a not a factor of 22? a) 1 b) 9 c) 11 d) 22 8) Which of these is a not a factor of 20? a) 2 b) 4 c) 5 d) 6 9) Which of these is a not a factor of 9? a) 1 b) 3 c) 8 d) 9 10) Which of these is a not a factor of 200? a) 20 b) 40 c) 50 d) 60

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