Find the wrong number in the series given below: 1, 2, 5, 14, 41, 125
2025
Find the wrong number in the series given below:
1, 2, 5, 14, 41, 125
- A.
125
- B.
5
- C.
2
- D.
41
Attempted by 12 students.
Show answer & explanation
Correct answer: A
The series follows the pattern: n × 3 - 1. Starting with 1: 1 × 3 - 1 = 2, 2 × 3 - 1 = 5, 5 × 3 - 1 = 14, 14 × 3 - 1 = 41. However, the next term should be 41 × 3 - 1 = 122, not 125. Therefore, 125 is the wrong number.