easy Set 92 Form Exercise

? → [-3] → 5

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Answer: 8

SubType
find-input
Rule
-3
Input
8
Output
5
Difficulty
normal

Input: 9 → [-1] → ?

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Answer: 8

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

Input: 1 → [?] → 2, what is the rule?

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Answer: ×2

SubType
find-rule
Rule
×2
Input
1
Output
2
Difficulty
normal

? → [×2] → 2

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Answer: 1

SubType
find-input
Rule
×2
Input
1
Output
2
Difficulty
normal

Input: 10 → [?] → 30, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
10
Output
30
Difficulty
normal

Input: 10 → [+5] → ?

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Answer: 15

SubType
find-output
Rule
+5
Input
10
Output
15
Difficulty
normal

? → [×2] → 18

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Answer: 9

SubType
find-input
Rule
×2
Input
9
Output
18
Difficulty
normal