expert Set 34 Form Exercise

Input: 3 → [?] → 5, what is the rule?

Show answer

Answer: +2

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

Input: 3 → [?] → 8, what is the rule?

Show answer

Answer: +5

SubType
find-rule
Rule
+5
Input
3
Output
8
Difficulty
expert

? → [×3 - 2] → 7

Show answer

Answer: 3

SubType
find-input
Rule
×3 - 2
Input
3
Output
7
Difficulty
expert

Input: 1 → [?] → 3, what is the rule?

Show answer

Answer: +2

SubType
find-rule
Rule
+2
Input
1
Output
3
Difficulty
expert

? → [×5] → 20

Show answer

Answer: 4

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

? → [+10] → 12

Show answer

Answer: 2

SubType
find-input
Rule
+10
Input
2
Output
12
Difficulty
expert

Input: 2 → [?] → 5, what is the rule?

Show answer

Answer: ×2 + 1

SubType
find-rule
Rule
×2 + 1
Input
2
Output
5
Difficulty
expert

Input: 7 → [-1] → ?

Show answer

Answer: 6

SubType
find-output
Rule
-1
Input
7
Output
6
Difficulty
expert