expert Set 98 Form Exercise

Input: 4 → [?] → 10, what is the rule?

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Answer: ×3 - 2

SubType
find-rule
Rule
×3 - 2
Input
4
Output
10
Difficulty
expert

Input: 7 → [?] → 22, what is the rule?

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Answer: +4 ×2

SubType
find-rule
Rule
+4 ×2
Input
7
Output
22
Difficulty
expert

Input: 7 → [×2 + 1] → ?

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Answer: 15

SubType
find-output
Rule
×2 + 1
Input
7
Output
15
Difficulty
expert

Input: 6 → [?] → 5, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
6
Output
5
Difficulty
expert

Input: 5 → [+2] → ?

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Answer: 7

SubType
find-output
Rule
+2
Input
5
Output
7
Difficulty
expert

Input: 9 → [?] → 11, what is the rule?

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Answer: +2

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

Input: 4 → [?] → 14, what is the rule?

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Answer: +10

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

? → [-1] → 0

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Answer: 1

SubType
find-input
Rule
-1
Input
1
Output
0
Difficulty
expert