starter Set 12 Form Exercise

? → [+10] → 14

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Answer: 4

SubType
find-input
Rule
+10
Input
4
Output
14
Difficulty
starter

? → [×3] → 30

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Answer: 10

SubType
find-input
Rule
×3
Input
10
Output
30
Difficulty
starter

Input: 1 → [×5] → ?

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Answer: 5

SubType
find-output
Rule
×5
Input
1
Output
5
Difficulty
starter

? → [+10] → 13

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Answer: 3

SubType
find-input
Rule
+10
Input
3
Output
13
Difficulty
starter

? → [×5] → 10

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Answer: 2

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

Input: 10 → [?] → 15, what is the rule?

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Answer: +5

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

? → [+5] → 13

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Answer: 8

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

Input: 9 → [?] → 27, what is the rule?

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Answer: ×3

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