easy Set 12 Form Exercise

? → [×2] → 4

Show answer

Answer: 2

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

? → [+2] → 3

Show answer

Answer: 1

SubType
find-input
Rule
+2
Input
1
Output
3
Difficulty
easy

Input: 10 → [-3] → ?

Show answer

Answer: 7

SubType
find-output
Rule
-3
Input
10
Output
7
Difficulty
easy

Input: 7 → [?] → 35, what is the rule?

Show answer

Answer: ×5

SubType
find-rule
Rule
×5
Input
7
Output
35
Difficulty
easy

Input: 9 → [-1] → ?

Show answer

Answer: 8

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

? → [×2] → 16

Show answer

Answer: 8

SubType
find-input
Rule
×2
Input
8
Output
16
Difficulty
easy

? → [×3] → 24

Show answer

Answer: 8

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

? → [+5] → 8

Show answer

Answer: 3

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