hard Set 84 Form Exercise

Input: 3 → [?] → 5, what is the rule?

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Answer: +2

SubType
find-rule
Rule
+2
Input
3
Output
5
Difficulty
hard

Input: 6 → [×5] → ?

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Answer: 30

SubType
find-output
Rule
×5
Input
6
Output
30
Difficulty
hard

? → [×2] → 20

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Answer: 10

SubType
find-input
Rule
×2
Input
10
Output
20
Difficulty
hard

Input: 6 → [×2 + 1] → ?

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Answer: 13

SubType
find-output
Rule
×2 + 1
Input
6
Output
13
Difficulty
hard

Input: 6 → [?] → 30, what is the rule?

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Answer: ×5

SubType
find-rule
Rule
×5
Input
6
Output
30
Difficulty
hard

Input: 5 → [×5] → ?

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Answer: 25

SubType
find-output
Rule
×5
Input
5
Output
25
Difficulty
hard

Input: 1 → [×5] → ?

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Answer: 5

SubType
find-output
Rule
×5
Input
1
Output
5
Difficulty
hard

Input: 3 → [+4 ×2] → ?

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Answer: 14

SubType
find-output
Rule
+4 ×2
Input
3
Output
14
Difficulty
hard