# Aptitude Odd Man Out

In aptitude Odd man out questions divide into four module

1. Odd Man Out
2. Find Wrong No.
3. Insert Missing No.
4. Find Wrong No.

## Odd Man Out

Odd man out means you have to find the odd number in a given series.

### Example

5, 7, 12, 17, 21
A. 21
B. 17
C. 12
D. 3

Explanation: Each of the numbers except 12 is an odd number.

## Pick Wrong No

Pick wrong no means Find out the wrong number in the given sequence of numbers.

### Example

2) 22, 33, 44, 99, 121, 279
A. 33
B. 121
C. 279
D. 44

Explanation: Except 279 all the number is a multiple of 11.

## Insert Missing No.

In this type of questions you have to insert the missing number.

### Example

3) 10, 5, 14, 10, 18, 20, 22, (....)
A. 22
B. 40
C. 38
D. 23

Explanation: There are two series (10, 14, 18, 22) and (5, 10, 20, 40),
one increasing by 3 and the other multiplied by 2.

## Find Wrong No.

In this type of questions you have to find out the wrong number in the series.

### Example

4) 1, 1, 2, 6, 24, 120, 820
A. 820
B. 96
C. 24
D. 6
E. 2

Explanation: Go on multiplying with 1, 2, 3, 4, 5, 6 to get next number.
So, 820 is wrong.

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