Question
Logical Reasoning Question on Odd one Out
In the number series only one number is wrong. Find out the wrong number.
12 11 24 72 280 1395 8376
A
12
B
72
C
24
D
1395
E
None of these
Answer
72
Explanation
Solution
The series follows a similar pattern that is,
12 × 1 − 1 = 11
11 × 2 + 2= 24
24 × 3 - 3 = 69
69 × 4 + 4 = 280
280 × 5 - 5 = 1395
1395 × 6 + 6 = 8376
The Error Term is 72
The Term which will Replace it will be 69
The correct option is (B): 72