easy Set 89 Form Exercise

? → [+2] → 8

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Answer: 6

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

? → [+10] → 16

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Answer: 6

SubType
find-input
Rule
+10
Input
6
Output
16
Difficulty
normal

? → [+5] → 7

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Answer: 2

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

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

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Answer: ×2

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

? → [+5] → 10

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Answer: 5

SubType
find-input
Rule
+5
Input
5
Output
10
Difficulty
normal

Input: 10 → [×5] → ?

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Answer: 50

SubType
find-output
Rule
×5
Input
10
Output
50
Difficulty
normal

? → [+10] → 11

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Answer: 1

SubType
find-input
Rule
+10
Input
1
Output
11
Difficulty
normal

Input: 5 → [+2] → ?

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Answer: 7

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