function-machine/addition/medium · סט 30

8 problems
1
Input: 2 → [?] → 5, what is the rule? =
2
Input: 8 → [?] → 24, what is the rule? =
3
Input: 2 → [×2 + 1] → ? =
4
Input: 7 → [-3] → ? =
5
? → [×3] → 21 =
6
Input: 10 → [?] → 20, what is the rule? =
7
Input: 9 → [?] → 19, what is the rule? =
8
Input: 5 → [?] → 11, what is the rule? =
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