function-machine/mixed-ops/easy · Set 36

8 problems
1
Input: 3 → [?] → 9, what is the rule? =
2
Input: 10 → [?] → 15, what is the rule? =
3
? → [×2] → 12 =
4
? → [×3] → 15 =
5
Input: 4 → [?] → 12, what is the rule? =
6
Input: 5 → [+5] → ? =
7
Input: 8 → [?] → 5, what is the rule? =
8
Input: 8 → [-3] → ? =
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