function-machine/multiplication/medium · Set 68

8 problems
1
Input: 3 → [?] → 6, what is the rule? =
2
Input: 4 → [+4 ×2] → ? =
3
Input: 3 → [+4 ×2] → ? =
4
Input: 9 → [+10] → ? =
5
Input: 6 → [?] → 16, what is the rule? =
6
? → [×3 - 2] → 1 =
7
Input: 8 → [?] → 40, what is the rule? =
8
Input: 8 → [?] → 18, what is the rule? =
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