easy Set 58 Form Exercise

? → [+2] → 12

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Answer: 10

SubType
find-input
Rule
+2
Input
10
Output
12
Difficulty
normal

? → [×3] → 21

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Answer: 7

SubType
find-input
Rule
×3
Input
7
Output
21
Difficulty
normal

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

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Answer: ×5

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

Input: 9 → [?] → 8, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
9
Output
8
Difficulty
normal

Input: 8 → [+10] → ?

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Answer: 18

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

Input: 9 → [?] → 14, what is the rule?

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Answer: +5

SubType
find-rule
Rule
+5
Input
9
Output
14
Difficulty
normal

Input: 8 → [?] → 40, what is the rule?

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Answer: ×5

SubType
find-rule
Rule
×5
Input
8
Output
40
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