easy Set 56 Form Exercise

? → [×3] → 18

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Answer: 6

SubType
find-input
Rule
×3
Input
6
Output
18
Difficulty
easy

Input: 1 → [×3] → ?

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Answer: 3

SubType
find-output
Rule
×3
Input
1
Output
3
Difficulty
easy

Input: 7 → [+10] → ?

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Answer: 17

SubType
find-output
Rule
+10
Input
7
Output
17
Difficulty
easy

Input: 4 → [-3] → ?

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Answer: 1

SubType
find-output
Rule
-3
Input
4
Output
1
Difficulty
easy

Input: 6 → [?] → 16, what is the rule?

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Answer: +10

SubType
find-rule
Rule
+10
Input
6
Output
16
Difficulty
easy

? → [+10] → 15

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Answer: 5

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

? → [+5] → 7

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Answer: 2

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

Input: 9 → [+10] → ?

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Answer: 19

SubType
find-output
Rule
+10
Input
9
Output
19
Difficulty
easy