easy Set 66 Form Exercise

? → [×2] → 10

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Answer: 5

SubType
find-input
Rule
×2
Input
5
Output
10
Difficulty
normal

? → [-3] → 1

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Answer: 4

SubType
find-input
Rule
-3
Input
4
Output
1
Difficulty
normal

? → [+5] → 8

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Answer: 3

SubType
find-input
Rule
+5
Input
3
Output
8
Difficulty
normal

Input: 7 → [?] → 17, what is the rule?

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Answer: +10

SubType
find-rule
Rule
+10
Input
7
Output
17
Difficulty
normal

? → [×3] → 24

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Answer: 8

SubType
find-input
Rule
×3
Input
8
Output
24
Difficulty
normal

Input: 3 → [×3] → ?

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Answer: 9

SubType
find-output
Rule
×3
Input
3
Output
9
Difficulty
normal

Input: 9 → [-1] → ?

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Answer: 8

SubType
find-output
Rule
-1
Input
9
Output
8
Difficulty
normal

Input: 1 → [?] → 6, what is the rule?

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Answer: +5

SubType
find-rule
Rule
+5
Input
1
Output
6
Difficulty
normal