hard Set 92 Form Exercise

? → [+10] → 19

Show answer

Answer: 9

SubType
find-input
Rule
+10
Input
9
Output
19
Difficulty
hard

Input: 8 → [×2 + 3] → ?

Show answer

Answer: 19

SubType
find-output
Rule
×2 + 3
Input
8
Output
19
Difficulty
hard

Input: 8 → [?] → 18, what is the rule?

Show answer

Answer: +10

SubType
find-rule
Rule
+10
Input
8
Output
18
Difficulty
hard

Input: 3 → [?] → 5, what is the rule?

Show answer

Answer: +2

SubType
find-rule
Rule
+2
Input
3
Output
5
Difficulty
hard

Input: 3 → [?] → 6, what is the rule?

Show answer

Answer: ×2

SubType
find-rule
Rule
×2
Input
3
Output
6
Difficulty
hard

? → [+5] → 11

Show answer

Answer: 6

SubType
find-input
Rule
+5
Input
6
Output
11
Difficulty
hard

? → [×5] → 25

Show answer

Answer: 5

SubType
find-input
Rule
×5
Input
5
Output
25
Difficulty
hard

? → [×3] → 18

Show answer

Answer: 6

SubType
find-input
Rule
×3
Input
6
Output
18
Difficulty
hard