easy Set 30 Form Exercise

Input: 3 → [+5] → ?

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Answer: 8

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

Input: 9 → [?] → 11, what is the rule?

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Answer: +2

SubType
find-rule
Rule
+2
Input
9
Output
11
Difficulty
normal

Input: 5 → [?] → 10, what is the rule?

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Answer: ×2

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

Input: 1 → [?] → 0, what is the rule?

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Answer: -1

SubType
find-rule
Rule
-1
Input
1
Output
0
Difficulty
normal

? → [×5] → 20

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Answer: 4

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

Input: 10 → [?] → 12, what is the rule?

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Answer: +2

SubType
find-rule
Rule
+2
Input
10
Output
12
Difficulty
normal

Input: 4 → [-3] → ?

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Answer: 1

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

Input: 4 → [×3] → ?

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Answer: 12

SubType
find-output
Rule
×3
Input
4
Output
12
Difficulty
normal