medium Set 83 Form Exercise

Input: 5 → [×5] → ?

Show answer

Answer: 25

SubType
find-output
Rule
×5
Input
5
Output
25
Difficulty
medium

? → [×2 + 3] → 15

Show answer

Answer: 6

SubType
find-input
Rule
×2 + 3
Input
6
Output
15
Difficulty
medium

Input: 7 → [+2] → ?

Show answer

Answer: 9

SubType
find-output
Rule
+2
Input
7
Output
9
Difficulty
medium

? → [+5] → 11

Show answer

Answer: 6

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

Input: 1 → [?] → 2, what is the rule?

Show answer

Answer: ×2

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

Input: 10 → [?] → 7, what is the rule?

Show answer

Answer: -3

SubType
find-rule
Rule
-3
Input
10
Output
7
Difficulty
medium

? → [+10] → 13

Show answer

Answer: 3

SubType
find-input
Rule
+10
Input
3
Output
13
Difficulty
medium

Input: 10 → [?] → 15, what is the rule?

Show answer

Answer: +5

SubType
find-rule
Rule
+5
Input
10
Output
15
Difficulty
medium