medium Set 52 Form Exercise

? → [×3] → 6

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Answer: 2

SubType
find-input
Rule
×3
Input
2
Output
6
Difficulty
medium

? → [+5] → 12

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Answer: 7

SubType
find-input
Rule
+5
Input
7
Output
12
Difficulty
medium

Input: 3 → [?] → 14, what is the rule?

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Answer: +4 ×2

SubType
find-rule
Rule
+4 ×2
Input
3
Output
14
Difficulty
medium

Input: 5 → [?] → 15, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
5
Output
15
Difficulty
medium

Input: 5 → [?] → 7, what is the rule?

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Answer: +2

SubType
find-rule
Rule
+2
Input
5
Output
7
Difficulty
medium

? → [+5] → 9

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Answer: 4

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

Input: 9 → [+10] → ?

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Answer: 19

SubType
find-output
Rule
+10
Input
9
Output
19
Difficulty
medium

Input: 3 → [-3] → ?

SubType
find-output
Rule
-3
Input
3
Output
0
Difficulty
medium