expert Set 15 Form Exercise

Input: 7 → [-3] → ?

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Answer: 4

SubType
find-output
Rule
-3
Input
7
Output
4
Difficulty
expert

? → [×2] → 4

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Answer: 2

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

Input: 4 → [+5] → ?

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Answer: 9

SubType
find-output
Rule
+5
Input
4
Output
9
Difficulty
expert

Input: 9 → [+2] → ?

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Answer: 11

SubType
find-output
Rule
+2
Input
9
Output
11
Difficulty
expert

? → [-1] → 3

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Answer: 4

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

Input: 10 → [+10] → ?

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Answer: 20

SubType
find-output
Rule
+10
Input
10
Output
20
Difficulty
expert

Input: 6 → [?] → 16, what is the rule?

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Answer: +10

SubType
find-rule
Rule
+10
Input
6
Output
16
Difficulty
expert

Input: 5 → [?] → 4, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
5
Output
4
Difficulty
expert