function-machine/division/expert · セット 31

8 problems
1
Input: 6 → [?] → 12, what is the rule? =
2
Input: 7 → [?] → 4, what is the rule? =
3
Input: 2 → [+4 ×2] → ? =
4
Input: 3 → [?] → 13, what is the rule? =
5
? → [+2] → 10 =
6
Input: 7 → [?] → 35, what is the rule? =
7
Input: 10 → [×2 + 3] → ? =
8
? → [×3 - 2] → 22 =
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