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18 questions
5+2
7
9
15
12+3
15
20
8
14+6
5
20
16
8+8
15
14
16
19+1
30
20
10
28+2
29
15
30
35+5
40
12
2
8-8
0
1
8
10-2
8
10
5
12-2
10
14
8
9-6
2
3
15
11-3
8
7
5
34+4
32
38
40
45+2
45
47
50
10-10
10
4
0
23+5
12
28
6
12+2
10
14
12
7-4
3
1
11