easy Set 41 Form Exercise

? → [+2] → 3

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Answer: 1

SubType
find-input
Rule
+2
Input
1
Output
3
Difficulty
normal

Input: 8 → [?] → 24, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
8
Output
24
Difficulty
normal

Input: 3 → [×3] → ?

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Answer: 9

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

? → [×5] → 20

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Answer: 4

SubType
find-input
Rule
×5
Input
4
Output
20
Difficulty
normal

? → [+5] → 15

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Answer: 10

SubType
find-input
Rule
+5
Input
10
Output
15
Difficulty
normal

Input: 7 → [?] → 14, what is the rule?

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Answer: ×2

SubType
find-rule
Rule
×2
Input
7
Output
14
Difficulty
normal

Input: 6 → [?] → 12, what is the rule?

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Answer: ×2

SubType
find-rule
Rule
×2
Input
6
Output
12
Difficulty
normal

Input: 8 → [?] → 13, what is the rule?

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Answer: +5

SubType
find-rule
Rule
+5
Input
8
Output
13
Difficulty
normal