starter Set 51 Form Exercise

? → [+5] → 7

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Answer: 2

SubType
find-input
Rule
+5
Input
2
Output
7
Difficulty
starter

? → [×5] → 45

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Answer: 9

SubType
find-input
Rule
×5
Input
9
Output
45
Difficulty
starter

? → [+5] → 11

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Answer: 6

SubType
find-input
Rule
+5
Input
6
Output
11
Difficulty
starter

Input: 1 → [×2] → ?

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Answer: 2

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

Input: 9 → [×3] → ?

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Answer: 27

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

Input: 7 → [?] → 12, what is the rule?

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Answer: +5

SubType
find-rule
Rule
+5
Input
7
Output
12
Difficulty
starter

Input: 8 → [-3] → ?

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Answer: 5

SubType
find-output
Rule
-3
Input
8
Output
5
Difficulty
starter

Input: 5 → [?] → 4, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
5
Output
4
Difficulty
starter