medium Set 75 Form Exercise

Input: 6 → [+2] → ?

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Answer: 8

SubType
find-output
Rule
+2
Input
6
Output
8
Difficulty
medium

Input: 3 → [?] → 0, what is the rule?

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Answer: -3

SubType
find-rule
Rule
-3
Input
3
Output
0
Difficulty
medium

Input: 8 → [?] → 40, what is the rule?

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Answer: ×5

SubType
find-rule
Rule
×5
Input
8
Output
40
Difficulty
medium

Input: 2 → [?] → 1, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
2
Output
1
Difficulty
medium

Input: 9 → [×3 - 2] → ?

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Answer: 25

SubType
find-output
Rule
×3 - 2
Input
9
Output
25
Difficulty
medium

Input: 10 → [×2] → ?

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Answer: 20

SubType
find-output
Rule
×2
Input
10
Output
20
Difficulty
medium

? → [×2] → 4

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Answer: 2

SubType
find-input
Rule
×2
Input
2
Output
4
Difficulty
medium

? → [+4 ×2] → 22

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Answer: 7

SubType
find-input
Rule
+4 ×2
Input
7
Output
22
Difficulty
medium