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10 questions
36-9=
29
28
27
22-9=
14
13
19
51-9=
42
41
43
61-9=
50
51
52
47-9=
38
37
39
37-9=
72-9=
63
62
64
80-9=
69
70
71
94-9=
85
86
89
54-9=
46
45
44
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