# Classification: Tricks to find the Odd One Out

## Learn how to quickly solve the questions based on the concept of Classification or finding the odd one out which is considered to be one of the easiest and important concepts of General Mental Ability Segment of Reasoning. In these types of questions the candidate is required to choose one item which does not fit into the group of similar items.

Jan 25, 2018, 12:06 IST

‘Classification’ means to list the items of a given group on the basis of certain quality and then choose the stranger out. It is one of the important chapters of General Mental Ability Segment of Reasoning. In these types of Questions the candidate is required to choose one item which does not fit into the group of similar items.

## Type I: Selecting the odd WORD

Example:  Select the word which is least like the other words in the group.

a)      Dagger

b)      Hammer

c)      Knife

d)      Sword

Answer: b) - Here all are sharp edged and having a cutting action except Hammer.

## Type II: Selecting the odd PAIR OF WORDS

Example: Choose the odd pair of words

a)      Oil: Lamp

b)      Power: Machine

c)      Oxygen: Life

d)      Water: Tap

Answer: d) - Clearly in all the pairs second requires the first to function.

## Type III: Selecting the odd NUMERAL

Example: Choose the number which is different from others in the group.

a)      17

b)      27

c)      29

d)      37

Answer: b) - Each of the numbers except 27 is a prime number.

## Type IV: Selecting the odd NUMERAL GROUP OR NUMERAL PAIR

Example: Choose the number which is different from others.

a)      21-49

b)      24-64

c)      25-54

d)      27-81

Answer: c) - In all other numbers, the second number is the square of one-third of the first number.

## Type V: Selecting the odd LETTER GROUP

Example: Choose the group of letters which is different from others.

a)      APBQ

b)      CRDT

c)      EUFV

d)      GWHX

Answer: b) - In all other, the first and the third as well as the second and the fourth are consecutive letters in the English alphabet.

## Type VI: Selecting the odd FIGURE OR IMAGE

Example: Find out the figure which does not belong to the group.

Answer: d) - Except figure d), all other figures have total 8 lines in the blanks.

So, now you know that questions based on the concept ‘Classification – Odd One Out’ can be easily attempted and scored well in any competitive exam.

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