expert Set 28 Form Exercise

? → [×3] → 24

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Answer: 8

SubType
find-input
Rule
×3
Input
8
Output
24
Difficulty
expert

Input: 3 → [?] → 5, what is the rule?

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Answer: +2

SubType
find-rule
Rule
+2
Input
3
Output
5
Difficulty
expert

Input: 1 → [?] → 10, what is the rule?

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Answer: +4 ×2

SubType
find-rule
Rule
+4 ×2
Input
1
Output
10
Difficulty
expert

Input: 6 → [?] → 20, what is the rule?

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Answer: +4 ×2

SubType
find-rule
Rule
+4 ×2
Input
6
Output
20
Difficulty
expert

Input: 5 → [?] → 25, what is the rule?

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Answer: ×5

SubType
find-rule
Rule
×5
Input
5
Output
25
Difficulty
expert

? → [×2 + 3] → 5

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Answer: 1

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

Input: 7 → [?] → 12, what is the rule?

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Answer: +5

SubType
find-rule
Rule
+5
Input
7
Output
12
Difficulty
expert

Input: 3 → [×3] → ?

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Answer: 9

SubType
find-output
Rule
×3
Input
3
Output
9
Difficulty
expert