easy Set 65 Form Exercise

Input: 10 → [?] → 30, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
10
Output
30
Difficulty
easy

Input: 1 → [×2] → ?

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Answer: 2

SubType
find-output
Rule
×2
Input
1
Output
2
Difficulty
easy

Input: 6 → [?] → 5, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
6
Output
5
Difficulty
easy

? → [+5] → 14

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Answer: 9

SubType
find-input
Rule
+5
Input
9
Output
14
Difficulty
easy

? → [+2] → 9

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Answer: 7

SubType
find-input
Rule
+2
Input
7
Output
9
Difficulty
easy

Input: 9 → [+5] → ?

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Answer: 14

SubType
find-output
Rule
+5
Input
9
Output
14
Difficulty
easy

Input: 9 → [-1] → ?

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Answer: 8

SubType
find-output
Rule
-1
Input
9
Output
8
Difficulty
easy