easy Set 25 Form Exercise

? → [×2] → 12

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Answer: 6

SubType
find-input
Rule
×2
Input
6
Output
12
Difficulty
normal

Input: 5 → [×3] → ?

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Answer: 15

SubType
find-output
Rule
×3
Input
5
Output
15
Difficulty
normal

? → [×3] → 15

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Answer: 5

SubType
find-input
Rule
×3
Input
5
Output
15
Difficulty
normal

Input: 6 → [?] → 18, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
6
Output
18
Difficulty
normal

Input: 6 → [?] → 3, what is the rule?

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Answer: -3

SubType
find-rule
Rule
-3
Input
6
Output
3
Difficulty
normal

Input: 9 → [×2] → ?

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Answer: 18

SubType
find-output
Rule
×2
Input
9
Output
18
Difficulty
normal

? → [-3] → 7

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Answer: 10

SubType
find-input
Rule
-3
Input
10
Output
7
Difficulty
normal

Input: 4 → [?] → 14, what is the rule?

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Answer: +10

SubType
find-rule
Rule
+10
Input
4
Output
14
Difficulty
normal