# 3rd Class Mental Ability Odd One Out Odd One Out

## Odd One Out

Category : 3rd Class

Odd One Out

Objective

·         To train the student to find things that are similar or different.

·         To distinctly identify things on the basis of their shape, size, colour etc.

·         To help the student make connections between the words and to know the process involved in it etc.

Introduction

Odd one out is the only one different from all in some manner. The student is required to choose this one item which does not fit into the given group.

Steps to Solve

Step 1: Look carefully at each of the pictures, numbers, words and figures.

Step 2: Find the common feature among them.

Step 3: Choose the item which does not has common feature.

Types of Odd One Out:

Type I:   Picture / Figure Based

Directions (Examples 1 to 5): Select the odd one out.

Example - 1

(a)          (b)

(c)            (d)

Ans. (d)

Explanation:

In each of the figures except option (d) the inner and outer figures are same.

Example - 2

(a)           (b)

(c)            (d)

Ans. (d)

Explanation:

Elements in (a), (b) and (c) are solid shapes.

Type II: Number Based

Example - 3

(a)            (b)

(c)             (d)

Ans. (c)

Explanation:

Each of the numbers except 12 is an odd number

Type III: Alphabet Based

Example - 4

(a)             (b)

(c)              (d)

Ans. (d)

Explanation:

As, $H\xrightarrow{+1}I,L\xrightarrow{+1}M$

$O\xrightarrow{+1}P,R\xrightarrow{+1}Q$

So, RQ does not belong to the group

Type IV: Word Based

Example - 5

(a)       (b)

(c)        (d)

Ans. (a)

Explanation:

The word "Jumble" starts with letter 'J'; all other words start with letter 'D'. So, "Jumble" is different from others.

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