Easy · Set 39

7 problems
1
? → [×5] → 30 =
2
? → [×5] → 40 =
3
Input: 1 → [+5] → ? =
4
Input: 6 → [-3] → ? =
5
Input: 9 → [?] → 45, what is the rule? =
6
? → [+5] → 6 =
7
? → [+10] → 15 =
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