medium Set 99 Form Exercise

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: 1 → [×5] → ?

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Answer: 5

SubType
find-output
Rule
×5
Input
1
Output
5
Difficulty
medium

? → [×2] → 14

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Answer: 7

SubType
find-input
Rule
×2
Input
7
Output
14
Difficulty
medium

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
medium

? → [+5] → 9

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Answer: 4

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

? → [×5] → 30

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Answer: 6

SubType
find-input
Rule
×5
Input
6
Output
30
Difficulty
medium

Input: 9 → [?] → 18, what is the rule?

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Answer: ×2

SubType
find-rule
Rule
×2
Input
9
Output
18
Difficulty
medium

Input: 2 → [×2 + 3] → ?

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Answer: 7

SubType
find-output
Rule
×2 + 3
Input
2
Output
7
Difficulty
medium