hard Set 100 Form Exercise

Input: 10 → [×3 - 2] → ?

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Answer: 28

SubType
find-output
Rule
×3 - 2
Input
10
Output
28
Difficulty
hard

Input: 3 → [×3] → ?

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Answer: 9

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

Input: 5 → [-1] → ?

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Answer: 4

SubType
find-output
Rule
-1
Input
5
Output
4
Difficulty
hard

? → [×3] → 12

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Answer: 4

SubType
find-input
Rule
×3
Input
4
Output
12
Difficulty
hard

? → [-1] → 6

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Answer: 7

SubType
find-input
Rule
-1
Input
7
Output
6
Difficulty
hard

Input: 9 → [-1] → ?

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Answer: 8

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

? → [+5] → 6

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Answer: 1

SubType
find-input
Rule
+5
Input
1
Output
6
Difficulty
hard

? → [×3 - 2] → 25

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Answer: 9

SubType
find-input
Rule
×3 - 2
Input
9
Output
25
Difficulty
hard