expert Set 94 Form Exercise

? → [×5] → 15

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Answer: 3

SubType
find-input
Rule
×5
Input
3
Output
15
Difficulty
expert

Input: 10 → [×2] → ?

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Answer: 20

SubType
find-output
Rule
×2
Input
10
Output
20
Difficulty
expert

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

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Answer: ×3 - 2

SubType
find-rule
Rule
×3 - 2
Input
6
Output
16
Difficulty
expert

Input: 8 → [×2 + 1] → ?

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Answer: 17

SubType
find-output
Rule
×2 + 1
Input
8
Output
17
Difficulty
expert

Input: 8 → [?] → 24, what is the rule?

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Answer: ×3

SubType
find-rule
Rule
×3
Input
8
Output
24
Difficulty
expert

Input: 5 → [?] → 10, what is the rule?

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Answer: ×2

SubType
find-rule
Rule
×2
Input
5
Output
10
Difficulty
expert

Input: 10 → [×3] → ?

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Answer: 30

SubType
find-output
Rule
×3
Input
10
Output
30
Difficulty
expert