easy Set 71 Form Exercise

Input: 8 → [?] → 18, what is the rule?

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Answer: +10

SubType
find-rule
Rule
+10
Input
8
Output
18
Difficulty
normal

Input: 5 → [?] → 2, what is the rule?

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Answer: -3

SubType
find-rule
Rule
-3
Input
5
Output
2
Difficulty
normal

Input: 3 → [?] → 6, what is the rule?

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Answer: ×2

SubType
find-rule
Rule
×2
Input
3
Output
6
Difficulty
normal

Input: 4 → [?] → 8, what is the rule?

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Answer: ×2

SubType
find-rule
Rule
×2
Input
4
Output
8
Difficulty
normal

? → [×5] → 15

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Answer: 3

SubType
find-input
Rule
×5
Input
3
Output
15
Difficulty
normal

Input: 4 → [+2] → ?

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Answer: 6

SubType
find-output
Rule
+2
Input
4
Output
6
Difficulty
normal

Input: 2 → [?] → 10, what is the rule?

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Answer: ×5

SubType
find-rule
Rule
×5
Input
2
Output
10
Difficulty
normal