easy Set 75 Form Exercise

? → [×2] → 4

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Answer: 2

SubType
find-input
Rule
×2
Input
2
Output
4
Difficulty
normal

Input: 1 → [?] → 0, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
1
Output
0
Difficulty
normal

Input: 8 → [-3] → ?

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Answer: 5

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

Input: 5 → [-1] → ?

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Answer: 4

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

Input: 6 → [?] → 12, what is the rule?

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Answer: ×2

SubType
find-rule
Rule
×2
Input
6
Output
12
Difficulty
normal

? → [×3] → 3

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Answer: 1

SubType
find-input
Rule
×3
Input
1
Output
3
Difficulty
normal

Input: 2 → [+10] → ?

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Answer: 12

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

? → [-1] → 2

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Answer: 3

SubType
find-input
Rule
-1
Input
3
Output
2
Difficulty
normal