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9 questions
3, 6, 9,____, _____, ____, _____
12,18,22,26
10, 11, 12, 13
12, 15, 18,21
10, 12, 14, 16
15, 18, 21, ?, 27, 30, 33
22
24
26
28
3, 6, ?, 12, 15, 18
6
8
9
10
3, 6, 9, 12, 15, 18, ____, 24, 27, 30
15
17
22
21
3, 6, 9, 12, 15, ____, 21, 24, 27, 30
16
17
18
19
3, 6, 9, 12, 15, 18, 21, 24, 27, ____
26
29
30
28
3, ____, 9, 12, 15, 18, 21, 24, 27, 30
5
8
6
4
____, 6, 9, 12, 15, 18, 21, 24, 27, 30
5
4
2
3
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