expert Set 64 Form Exercise

Input: 3 → [×2 + 1] → ?

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Answer: 7

SubType
find-output
Rule
×2 + 1
Input
3
Output
7
Difficulty
expert

? → [-1] → 9

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Answer: 10

SubType
find-input
Rule
-1
Input
10
Output
9
Difficulty
expert

Input: 1 → [×2 + 3] → ?

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Answer: 5

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

Input: 3 → [?] → 0, what is the rule?

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Answer: -3

SubType
find-rule
Rule
-3
Input
3
Output
0
Difficulty
expert

Input: 3 → [×3 - 2] → ?

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Answer: 7

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

? → [×5] → 35

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Answer: 7

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

Input: 4 → [×2] → ?

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Answer: 8

SubType
find-output
Rule
×2
Input
4
Output
8
Difficulty
expert

Input: 4 → [?] → 1, what is the rule?

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Answer: -3

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