function-machine/division/easy · セット 37

8 problems
1
Input: 3 → [?] → 13, what is the rule? =
2
Input: 8 → [?] → 40, what is the rule? =
3
Input: 7 → [?] → 17, what is the rule? =
4
Input: 6 → [×3] → ? =
5
Input: 2 → [?] → 4, what is the rule? =
6
Input: 8 → [?] → 7, what is the rule? =
7
Input: 10 → [×5] → ? =
8
? → [+5] → 9 =
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