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13 questions
0x2=
0
2
4
3x2=
2
8
6
1x2=
6
2
4
4x2=
2
6
8
2x2=
4
0
8
7x2=
14
10
12
6x2=
10
7
12
8x2=
14
10
16
5x2=
10
7
12
11x2=
14
22
20
9x2=
14
18
16
10x2=
14
18
20
12x2=
24
22
20
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