medium Set 76 Form Exercise

Input: 8 → [?] → 17, what is the rule?

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Answer: ×2 + 1

SubType
find-rule
Rule
×2 + 1
Input
8
Output
17
Difficulty
medium

? → [+10] → 13

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Answer: 3

SubType
find-input
Rule
+10
Input
3
Output
13
Difficulty
medium

Input: 5 → [?] → 4, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
5
Output
4
Difficulty
medium

Input: 6 → [×3 - 2] → ?

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Answer: 16

SubType
find-output
Rule
×3 - 2
Input
6
Output
16
Difficulty
medium

Input: 6 → [?] → 16, what is the rule?

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Answer: ×3 - 2

SubType
find-rule
Rule
×3 - 2
Input
6
Output
16
Difficulty
medium

Input: 7 → [?] → 21, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
7
Output
21
Difficulty
medium

Input: 3 → [?] → 6, what is the rule?

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Answer: ×2

SubType
find-rule
Rule
×2
Input
3
Output
6
Difficulty
medium

? → [+2] → 4

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Answer: 2

SubType
find-input
Rule
+2
Input
2
Output
4
Difficulty
medium