expert Set 73 Form Exercise

Input: 6 → [?] → 11, what is the rule?

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Answer: +5

SubType
find-rule
Rule
+5
Input
6
Output
11
Difficulty
expert

? → [×3 - 2] → 4

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Answer: 2

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

Input: 10 → [×2] → ?

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Answer: 20

SubType
find-output
Rule
×2
Input
10
Output
20
Difficulty
expert

? → [×2 + 1] → 19

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Answer: 9

SubType
find-input
Rule
×2 + 1
Input
9
Output
19
Difficulty
expert

Input: 2 → [?] → 6, what is the rule?

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Answer: ×3

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

Input: 3 → [-1] → ?

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Answer: 2

SubType
find-output
Rule
-1
Input
3
Output
2
Difficulty
expert

? → [-1] → 9

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Answer: 10

SubType
find-input
Rule
-1
Input
10
Output
9
Difficulty
expert

Input: 5 → [×2] → ?

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Answer: 10

SubType
find-output
Rule
×2
Input
5
Output
10
Difficulty
expert