medium Set 85 Form Exercise

Input: 2 → [×2 + 3] → ?

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Answer: 7

SubType
find-output
Rule
×2 + 3
Input
2
Output
7
Difficulty
medium

Input: 5 → [?] → 18, what is the rule?

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Answer: +4 ×2

SubType
find-rule
Rule
+4 ×2
Input
5
Output
18
Difficulty
medium

Input: 6 → [×3] → ?

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Answer: 18

SubType
find-output
Rule
×3
Input
6
Output
18
Difficulty
medium

Input: 6 → [?] → 18, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
6
Output
18
Difficulty
medium

Input: 7 → [?] → 19, what is the rule?

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Answer: ×3 - 2

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

Input: 5 → [?] → 15, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
5
Output
15
Difficulty
medium

Input: 4 → [?] → 3, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
4
Output
3
Difficulty
medium

Input: 9 → [×2] → ?

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Answer: 18

SubType
find-output
Rule
×2
Input
9
Output
18
Difficulty
medium