medium Set 96 Form Exercise

Input: 7 → [×2 + 1] → ?

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Answer: 15

SubType
find-output
Rule
×2 + 1
Input
7
Output
15
Difficulty
medium

? → [+10] → 18

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Answer: 8

SubType
find-input
Rule
+10
Input
8
Output
18
Difficulty
medium

Input: 2 → [?] → 12, what is the rule?

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Answer: +4 ×2

SubType
find-rule
Rule
+4 ×2
Input
2
Output
12
Difficulty
medium

Input: 2 → [?] → 4, what is the rule?

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Answer: ×2

SubType
find-rule
Rule
×2
Input
2
Output
4
Difficulty
medium

? → [×2 + 1] → 15

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Answer: 7

SubType
find-input
Rule
×2 + 1
Input
7
Output
15
Difficulty
medium

Input: 10 → [×2] → ?

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Answer: 20

SubType
find-output
Rule
×2
Input
10
Output
20
Difficulty
medium

Input: 6 → [+2] → ?

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Answer: 8

SubType
find-output
Rule
+2
Input
6
Output
8
Difficulty
medium

? → [-1] → 1

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Answer: 2

SubType
find-input
Rule
-1
Input
2
Output
1
Difficulty
medium