expert Set 13 Form Exercise

Input: 5 → [×2 + 3] → ?

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Answer: 13

SubType
find-output
Rule
×2 + 3
Input
5
Output
13
Difficulty
expert

Input: 4 → [×3 - 2] → ?

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Answer: 10

SubType
find-output
Rule
×3 - 2
Input
4
Output
10
Difficulty
expert

Input: 5 → [?] → 2, what is the rule?

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Answer: -3

SubType
find-rule
Rule
-3
Input
5
Output
2
Difficulty
expert

? → [×5] → 20

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Answer: 4

SubType
find-input
Rule
×5
Input
4
Output
20
Difficulty
expert

Input: 9 → [?] → 6, what is the rule?

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Answer: -3

SubType
find-rule
Rule
-3
Input
9
Output
6
Difficulty
expert

Input: 7 → [?] → 35, what is the rule?

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Answer: ×5

SubType
find-rule
Rule
×5
Input
7
Output
35
Difficulty
expert

Input: 10 → [×2 + 1] → ?

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Answer: 21

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

Input: 1 → [?] → 3, what is the rule?

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Answer: +2

SubType
find-rule
Rule
+2
Input
1
Output
3
Difficulty
expert