function-machine/multiplication/medium · Set 57

8 problems
1
? → [×3 - 2] → 13 =
2
? → [+4 ×2] → 18 =
3
Input: 9 → [?] → 18, what is the rule? =
4
Input: 6 → [+4 ×2] → ? =
5
Input: 9 → [×3] → ? =
6
Input: 6 → [?] → 11, what is the rule? =
7
Input: 7 → [+2] → ? =
8
Input: 4 → [×2] → ? =
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