hard Set 92 Form Exercise

Input: 2 → [×3] → ?

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Answer: 6

SubType
find-output
Rule
×3
Input
2
Output
6
Difficulty
hard

Input: 2 → [?] → 12, what is the rule?

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Answer: +4 ×2

SubType
find-rule
Rule
+4 ×2
Input
2
Output
12
Difficulty
hard

? → [×5] → 40

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Answer: 8

SubType
find-input
Rule
×5
Input
8
Output
40
Difficulty
hard

Input: 8 → [+4 ×2] → ?

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Answer: 24

SubType
find-output
Rule
+4 ×2
Input
8
Output
24
Difficulty
hard

Input: 3 → [?] → 7, what is the rule?

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Answer: ×2 + 1

SubType
find-rule
Rule
×2 + 1
Input
3
Output
7
Difficulty
hard

? → [×3 - 2] → 10

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Answer: 4

SubType
find-input
Rule
×3 - 2
Input
4
Output
10
Difficulty
hard

? → [×3 - 2] → 1

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Answer: 1

SubType
find-input
Rule
×3 - 2
Input
1
Output
1
Difficulty
hard

? → [×3] → 24

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Answer: 8

SubType
find-input
Rule
×3
Input
8
Output
24
Difficulty
hard