medium Set 98 Form Exercise

Input: 7 → [?] → 17, what is the rule?

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Answer: +10

SubType
find-rule
Rule
+10
Input
7
Output
17
Difficulty
medium

? → [×2 + 3] → 11

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Answer: 4

SubType
find-input
Rule
×2 + 3
Input
4
Output
11
Difficulty
medium

Input: 8 → [×2] → ?

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Answer: 16

SubType
find-output
Rule
×2
Input
8
Output
16
Difficulty
medium

? → [+4 ×2] → 10

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Answer: 1

SubType
find-input
Rule
+4 ×2
Input
1
Output
10
Difficulty
medium

Input: 4 → [?] → 9, what is the rule?

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Answer: +5

SubType
find-rule
Rule
+5
Input
4
Output
9
Difficulty
medium

? → [×3 - 2] → 19

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Answer: 7

SubType
find-input
Rule
×3 - 2
Input
7
Output
19
Difficulty
medium

Input: 1 → [×2 + 3] → ?

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Answer: 5

SubType
find-output
Rule
×2 + 3
Input
1
Output
5
Difficulty
medium