function-machine/mixed-ops/hard · Set 95

7 problems
1
? → [×3] → 3 =
2
? → [-1] → 2 =
3
? → [-1] → 5 =
4
Input: 4 → [?] → 8, what is the rule? =
5
? → [+2] → 3 =
6
Input: 6 → [?] → 12, what is the rule? =
7
Input: 5 → [?] → 15, what is the rule? =
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