medium Set 76 Form Exercise

Input: 1 → [×3] → ?

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Answer: 3

SubType
find-output
Rule
×3
Input
1
Output
3
Difficulty
medium

? → [+5] → 9

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Answer: 4

SubType
find-input
Rule
+5
Input
4
Output
9
Difficulty
medium

? → [×3] → 18

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Answer: 6

SubType
find-input
Rule
×3
Input
6
Output
18
Difficulty
medium

? → [×2 + 3] → 13

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Answer: 5

SubType
find-input
Rule
×2 + 3
Input
5
Output
13
Difficulty
medium

? → [×5] → 30

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Answer: 6

SubType
find-input
Rule
×5
Input
6
Output
30
Difficulty
medium

Input: 7 → [?] → 4, what is the rule?

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Answer: -3

SubType
find-rule
Rule
-3
Input
7
Output
4
Difficulty
medium

Input: 1 → [×2 + 3] → ?

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Answer: 5

SubType
find-output
Rule
×2 + 3
Input
1
Output
5
Difficulty
medium

Input: 3 → [-1] → ?

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Answer: 2

SubType
find-output
Rule
-1
Input
3
Output
2
Difficulty
medium