starter Set 99 Form Exercise

Input: 7 → [?] → 12, what is the rule?

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Answer: +5

SubType
find-rule
Rule
+5
Input
7
Output
12
Difficulty
starter

? → [+5] → 13

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Answer: 8

SubType
find-input
Rule
+5
Input
8
Output
13
Difficulty
starter

Input: 9 → [×3] → ?

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Answer: 27

SubType
find-output
Rule
×3
Input
9
Output
27
Difficulty
starter

? → [-3] → 4

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Answer: 7

SubType
find-input
Rule
-3
Input
7
Output
4
Difficulty
starter

? → [×5] → 35

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Answer: 7

SubType
find-input
Rule
×5
Input
7
Output
35
Difficulty
starter

Input: 5 → [?] → 15, what is the rule?

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Answer: +10

SubType
find-rule
Rule
+10
Input
5
Output
15
Difficulty
starter

Input: 3 → [-1] → ?

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Answer: 2

SubType
find-output
Rule
-1
Input
3
Output
2
Difficulty
starter

Input: 2 → [-1] → ?

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Answer: 1

SubType
find-output
Rule
-1
Input
2
Output
1
Difficulty
starter