starter Set 17 Form Exercise

Input: 4 → [?] → 12, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
4
Output
12
Difficulty
starter

Input: 5 → [?] → 4, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
5
Output
4
Difficulty
starter

? → [×2] → 10

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Answer: 5

SubType
find-input
Rule
×2
Input
5
Output
10
Difficulty
starter

? → [+2] → 10

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Answer: 8

SubType
find-input
Rule
+2
Input
8
Output
10
Difficulty
starter

Input: 8 → [-1] → ?

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Answer: 7

SubType
find-output
Rule
-1
Input
8
Output
7
Difficulty
starter

Input: 1 → [+5] → ?

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Answer: 6

SubType
find-output
Rule
+5
Input
1
Output
6
Difficulty
starter

Input: 1 → [?] → 6, what is the rule?

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Answer: +5

SubType
find-rule
Rule
+5
Input
1
Output
6
Difficulty
starter

Input: 8 → [+10] → ?

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Answer: 18

SubType
find-output
Rule
+10
Input
8
Output
18
Difficulty
starter