medium Set 52 Form Exercise

Input: 8 → [?] → 5, what is the rule?

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Answer: -3

SubType
find-rule
Rule
-3
Input
8
Output
5
Difficulty
medium

? → [×2 + 3] → 5

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Answer: 1

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

? → [×2 + 1] → 5

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Answer: 2

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

Input: 6 → [+4 ×2] → ?

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Answer: 20

SubType
find-output
Rule
+4 ×2
Input
6
Output
20
Difficulty
medium

? → [×3] → 12

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Answer: 4

SubType
find-input
Rule
×3
Input
4
Output
12
Difficulty
medium

Input: 7 → [?] → 9, what is the rule?

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Answer: +2

SubType
find-rule
Rule
+2
Input
7
Output
9
Difficulty
medium

Input: 3 → [+4 ×2] → ?

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Answer: 14

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

Input: 7 → [?] → 35, what is the rule?

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Answer: ×5

SubType
find-rule
Rule
×5
Input
7
Output
35
Difficulty
medium