hard Set 52 Form Exercise

Input: 3 → [×5] → ?

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Answer: 15

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

? → [+4 ×2] → 26

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Answer: 9

SubType
find-input
Rule
+4 ×2
Input
9
Output
26
Difficulty
hard

Input: 8 → [?] → 22, what is the rule?

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Answer: ×3 - 2

SubType
find-rule
Rule
×3 - 2
Input
8
Output
22
Difficulty
hard

? → [×2] → 10

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Answer: 5

SubType
find-input
Rule
×2
Input
5
Output
10
Difficulty
hard

? → [×2] → 6

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Answer: 3

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

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

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Answer: +10

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

Input: 3 → [?] → 8, what is the rule?

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Answer: +5

SubType
find-rule
Rule
+5
Input
3
Output
8
Difficulty
hard

? → [×5] → 40

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Answer: 8

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