medium Set 80 Form Exercise

Input: 8 → [?] → 10, what is the rule?

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Answer: +2

SubType
find-rule
Rule
+2
Input
8
Output
10
Difficulty
medium

Input: 1 → [×2] → ?

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Answer: 2

SubType
find-output
Rule
×2
Input
1
Output
2
Difficulty
medium

Input: 8 → [×5] → ?

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Answer: 40

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

Input: 4 → [?] → 11, what is the rule?

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Answer: ×2 + 3

SubType
find-rule
Rule
×2 + 3
Input
4
Output
11
Difficulty
medium

Input: 6 → [?] → 13, what is the rule?

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Answer: ×2 + 1

SubType
find-rule
Rule
×2 + 1
Input
6
Output
13
Difficulty
medium

Input: 9 → [?] → 6, what is the rule?

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Answer: -3

SubType
find-rule
Rule
-3
Input
9
Output
6
Difficulty
medium

Input: 1 → [+2] → ?

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Answer: 3

SubType
find-output
Rule
+2
Input
1
Output
3
Difficulty
medium

Input: 10 → [×3] → ?

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Answer: 30

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