function-machine/mixed-ops/medium · Set 53

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