expert Set 84 Form Exercise

Input: 10 → [-3] → ?

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Answer: 7

SubType
find-output
Rule
-3
Input
10
Output
7
Difficulty
expert

? → [+4 ×2] → 18

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Answer: 5

SubType
find-input
Rule
+4 ×2
Input
5
Output
18
Difficulty
expert

Input: 8 → [×5] → ?

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Answer: 40

SubType
find-output
Rule
×5
Input
8
Output
40
Difficulty
expert

Input: 2 → [×3] → ?

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Answer: 6

SubType
find-output
Rule
×3
Input
2
Output
6
Difficulty
expert

Input: 4 → [?] → 9, what is the rule?

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Answer: +5

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

Input: 10 → [?] → 28, what is the rule?

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Answer: ×3 - 2

SubType
find-rule
Rule
×3 - 2
Input
10
Output
28
Difficulty
expert

Input: 4 → [+10] → ?

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Answer: 14

SubType
find-output
Rule
+10
Input
4
Output
14
Difficulty
expert

Input: 2 → [?] → 4, what is the rule?

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Answer: ×3 - 2

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