easy Set 53 Form Exercise

? → [-3] → 2

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Answer: 5

SubType
find-input
Rule
-3
Input
5
Output
2
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: 5 → [?] → 15, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
5
Output
15
Difficulty
normal

Input: 8 → [?] → 5, what is the rule?

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Answer: -3

SubType
find-rule
Rule
-3
Input
8
Output
5
Difficulty
normal

Input: 4 → [×5] → ?

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Answer: 20

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

Input: 6 → [×5] → ?

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Answer: 30

SubType
find-output
Rule
×5
Input
6
Output
30
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

Input: 4 → [+5] → ?

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Answer: 9

SubType
find-output
Rule
+5
Input
4
Output
9
Difficulty
normal