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10 questions
1+1
2
3
1
4
2+2
6
8
5+5
5
10
7
11
7+7
14
12
13
13+7
20
23
17
5x2
16+8
22
26
24
23x0
0
230
123
17x2
32
34
37
27
5+6+7
18
15
16
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