Medium · Set 65

8 problems
1
Input: 9 → [×2] → ? =
2
? → [×2 + 3] → 17 =
3
? → [×2] → 2 =
4
? → [×2 + 1] → 3 =
5
Input: 2 → [-1] → ? =
6
Input: 7 → [?] → 15, what is the rule? =
7
Input: 3 → [?] → 7, what is the rule? =
8
Input: 9 → [?] → 45, what is the rule? =
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