medium Set 95 Form Exercise

? → [+4 ×2] → 28

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Answer: 10

SubType
find-input
Rule
+4 ×2
Input
10
Output
28
Difficulty
medium

Input: 9 → [+2] → ?

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Answer: 11

SubType
find-output
Rule
+2
Input
9
Output
11
Difficulty
medium

Input: 10 → [×2 + 1] → ?

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Answer: 21

SubType
find-output
Rule
×2 + 1
Input
10
Output
21
Difficulty
medium

? → [×2] → 8

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Answer: 4

SubType
find-input
Rule
×2
Input
4
Output
8
Difficulty
medium

? → [-3] → 7

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Answer: 10

SubType
find-input
Rule
-3
Input
10
Output
7
Difficulty
medium

? → [+10] → 16

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Answer: 6

SubType
find-input
Rule
+10
Input
6
Output
16
Difficulty
medium

? → [×2 + 1] → 13

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Answer: 6

SubType
find-input
Rule
×2 + 1
Input
6
Output
13
Difficulty
medium

? → [×2 + 1] → 19

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Answer: 9

SubType
find-input
Rule
×2 + 1
Input
9
Output
19
Difficulty
medium