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10 questions
What Comes After 9?
8
11
19
10
What Comes After 19?
18
11
10
20
What Comes After 15?
14
12
15
16
What Comes After 12?
13
12
11
16
What Comes After 13?
12
13
14
20
What Comes After 11?
10
12
21
19
What Comes After 16?
15
17
8
19
What Comes After 18?
19
17
18
10
What Comes After 17?
12
18
19
13
What Comes After 14?
14
12
13
15
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