function-machine/mixed-ops/expert · Set 51

8 problems
1
Input: 6 → [×2 + 3] → ? =
2
Input: 9 → [+5] → ? =
3
Input: 7 → [×5] → ? =
4
? → [+4 ×2] → 28 =
5
? → [+5] → 10 =
6
Input: 7 → [?] → 21, what is the rule? =
7
Input: 7 → [?] → 9, what is the rule? =
8
Input: 2 → [?] → 6, what is the rule? =
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