easy Set 38 Form Exercise

? → [+2] → 8

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Answer: 6

SubType
find-input
Rule
+2
Input
6
Output
8
Difficulty
easy

? → [+5] → 11

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Answer: 6

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

? → [×2] → 8

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Answer: 4

SubType
find-input
Rule
×2
Input
4
Output
8
Difficulty
easy

? → [×3] → 15

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Answer: 5

SubType
find-input
Rule
×3
Input
5
Output
15
Difficulty
easy

? → [×5] → 20

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Answer: 4

SubType
find-input
Rule
×5
Input
4
Output
20
Difficulty
easy

Input: 8 → [-1] → ?

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Answer: 7

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

Input: 1 → [+10] → ?

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Answer: 11

SubType
find-output
Rule
+10
Input
1
Output
11
Difficulty
easy

Input: 1 → [×2] → ?

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Answer: 2

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