medium Set 67 Form Exercise

Input: 7 → [×5] → ?

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Answer: 35

SubType
find-output
Rule
×5
Input
7
Output
35
Difficulty
medium

Input: 4 → [?] → 8, what is the rule?

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Answer: ×2

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

? → [-3] → 4

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Answer: 7

SubType
find-input
Rule
-3
Input
7
Output
4
Difficulty
medium

? → [×2 + 1] → 17

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Answer: 8

SubType
find-input
Rule
×2 + 1
Input
8
Output
17
Difficulty
medium

Input: 7 → [-1] → ?

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Answer: 6

SubType
find-output
Rule
-1
Input
7
Output
6
Difficulty
medium

Input: 5 → [+10] → ?

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Answer: 15

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

Input: 9 → [×2 + 3] → ?

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Answer: 21

SubType
find-output
Rule
×2 + 3
Input
9
Output
21
Difficulty
medium

? → [+2] → 12

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Answer: 10

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