starter Set 21 Form Exercise

Input: 8 → [+10] → ?

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Answer: 18

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

Input: 4 → [?] → 3, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
4
Output
3
Difficulty
starter

Input: 6 → [?] → 18, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
6
Output
18
Difficulty
starter

Input: 5 → [-1] → ?

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Answer: 4

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

? → [×2] → 8

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Answer: 4

SubType
find-input
Rule
×2
Input
4
Output
8
Difficulty
starter

Input: 7 → [?] → 35, what is the rule?

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Answer: ×5

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

? → [+10] → 20

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Answer: 10

SubType
find-input
Rule
+10
Input
10
Output
20
Difficulty
starter