expert Set 95 Form Exercise

Input: 4 → [?] → 20, what is the rule?

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Answer: ×5

SubType
find-rule
Rule
×5
Input
4
Output
20
Difficulty
expert

? → [×3] → 30

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Answer: 10

SubType
find-input
Rule
×3
Input
10
Output
30
Difficulty
expert

? → [+2] → 7

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Answer: 5

SubType
find-input
Rule
+2
Input
5
Output
7
Difficulty
expert

Input: 2 → [?] → 1, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
2
Output
1
Difficulty
expert

Input: 7 → [×5] → ?

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Answer: 35

SubType
find-output
Rule
×5
Input
7
Output
35
Difficulty
expert

Input: 9 → [?] → 26, what is the rule?

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Answer: +4 ×2

SubType
find-rule
Rule
+4 ×2
Input
9
Output
26
Difficulty
expert

Input: 3 → [-1] → ?

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Answer: 2

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

Input: 1 → [?] → 5, what is the rule?

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Answer: ×5

SubType
find-rule
Rule
×5
Input
1
Output
5
Difficulty
expert