starter Set 64 Form Exercise

Input: 8 → [-1] → ?

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Answer: 7

SubType
find-output
Rule
-1
Input
8
Output
7
Difficulty
starter

? → [+10] → 19

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Answer: 9

SubType
find-input
Rule
+10
Input
9
Output
19
Difficulty
starter

Input: 8 → [?] → 16, what is the rule?

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Answer: ×2

SubType
find-rule
Rule
×2
Input
8
Output
16
Difficulty
starter

Input: 9 → [×3] → ?

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Answer: 27

SubType
find-output
Rule
×3
Input
9
Output
27
Difficulty
starter

Input: 3 → [?] → 13, what is the rule?

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Answer: +10

SubType
find-rule
Rule
+10
Input
3
Output
13
Difficulty
starter

Input: 2 → [?] → 6, what is the rule?

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Answer: ×3

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

Input: 5 → [+10] → ?

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Answer: 15

SubType
find-output
Rule
+10
Input
5
Output
15
Difficulty
starter

Input: 3 → [-1] → ?

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Answer: 2

SubType
find-output
Rule
-1
Input
3
Output
2
Difficulty
starter