expert Set 59 Form Exercise

Input: 5 → [+2] → ?

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Answer: 7

SubType
find-output
Rule
+2
Input
5
Output
7
Difficulty
expert

? → [-3] → 7

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Answer: 10

SubType
find-input
Rule
-3
Input
10
Output
7
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: 8 → [×2] → ?

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Answer: 16

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

Input: 9 → [×3] → ?

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Answer: 27

SubType
find-output
Rule
×3
Input
9
Output
27
Difficulty
expert

? → [+4 ×2] → 16

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Answer: 4

SubType
find-input
Rule
+4 ×2
Input
4
Output
16
Difficulty
expert

? → [×3 - 2] → 13

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Answer: 5

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

Input: 9 → [?] → 25, what is the rule?

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Answer: ×3 - 2

SubType
find-rule
Rule
×3 - 2
Input
9
Output
25
Difficulty
expert