# Find the odd one out | Best methods to solve odd one out

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436 The activity to “find the odd one out” is generally designed to develop the observation, analytical and application skills of any learner.

Generally, a puzzle is designed for any learner to find the odd one out from amongst the four options given in the answers. In general circumstances, the three options are related to each other in some way and the fourth one which is the odd one out is not related to those 3 options in the same way.

The variety in the option can be based on colors, size, quality, quantity, categories like animals, birds, cubes, squares of numbers, etc. the list is exhaustive and can go on.

## The concept to ‘find the odd one out’. The ‘Odd-one-out’ is an idea that initiates youngsters’ reasoning capacity around a specific region or subject that is given in somewhat of a confusing way for comparable articles or texts.

To accurately recognize the odd one out, kids need to foster their logical reasoning skills in arranging those items (or set of choices) in light of known ideas and the concepts on which they are based.

Kids need to separate the articles and circle the odd one from each set. This action has an accompanying example:

• Notice the items
• Recognize the common highlights
• Perceive the one with the least common features
• Spot that as the odd-one-out.

The items can have a place with numerous classifications with changing trouble levels.

Also read: Unseen Passages for Class 11 English To distinguish the odd-one-out follows the accompanying example:

• Notice the items cautiously
• Portray the articles
• Recognize the similarities
• Recognize the one which is unique or disparate

This will assist the kid with creating jargon and foster sharp perception to distinguish, characterize and break down.

There are 3 main ways of solving the odd one out.

### Number Classification

In the number grouping method, an assortment of numbers is there which follows a similar course of action. In this sort, we want to examine the odd game plan from the gathering of numbers.

These numbers might be connected with a specific set, for example, they might be odd, even coded parallel digits, and so forth the one choice which isn’t in a line with the above rule will be our response. The ensuing tips are fundamental to analyzing the inquiry.

Remember the basic rationale first
• To actually look at the connecting among the given numbers?
• The association among the numbers?
• Gathering of assumed numbers
• Go to stage 2 on the off chance that you don’t track down the odd one in the initial step.
• There are additionally different classifications of numbers that go under number series issues, however not oddball issues, so be clear and explicit while taking care of these kinds of issues.

Find the odd one out the following.

A. 2011
B. 1101
C. 2111
D. 212

#### Explanation:

These numbers follow the binary coding. Let’s convert them into decimals.

2011 = 2 × 23 + 0 × 22 + 1 × 21 + 1 × 20
= 16 + 0 + 2 + 1= 19

1101 = 1 × 23 + 1 × 22 + 0 × 21 + 1 × 20
= 8 + 4 + 0 + 1= 13

2111 = 2 × 23 + 1 × 22 + 1 × 21 + 1 × 20
= 16 + 4 + 2 + 1= 23

212 = 2 × 22 + 1 × 21 + 2 × 20
= 8 + 2 + 2= 12

Therefore, the answer is option D, because 12 is not a prime number but all others are prime numbers.

### Word Classification

In this category, to find the odd one out of the following, various things which are related to common properties such as part of speech, places, livings, etc. are present. The odd one will be the one which is different from the above said.

Find the odd one out among the following.

A. Snooty
B. Restrained
C. Sociable
D. Stand-offish

Answer: The odd one out is ‘C’. Here, choices (a), (b), and (d) belong to one group which signifies people who do not mix with society. Therefore, the answer is option 3.

### Alphabet Classification

In this kind, to find the odd one out from the following, an assortment of requests letters containing three letters is held together. To address this initially we need to investigate the example where these letters are gathered. Furthermore, after that, we really want to check the choice which is not quite the same as the other choices. The choice which doesn’t follow the example followed by others will be the right response.

Example:

Find the odd one out.

A. RO
B. KH
C. IF
D. NL

Answer: The odd one out is option ‘D’.

In all the other options the second alphabet is -3 from the first alphabet. which is R-3 = O.

## Examples

Let us try understanding the concept through examples:

Q.) Find the odd one out.

(a) 2 (b) 8 (c) 5 (d) 12

Ans: 5 is the ‘odd one out‘ as it is an odd number and all the others are even-numbered.

Q.) Find the odd one out.
(a) 10-5 (b) 7-1 (c) 9-4 (d) 12-7

Ans: option ‘b’ is the odd one out as 7-1= 6 and all the other option results in subtraction facts given as number 5.

## Summary To depict in basic words, a person or thing in a gathering that is unique, that doesn’t coordinate with others in a specific legitimate way is the odd one out. Practice these inquiries significantly more, to dominate in fitness tests, cutthroat tests, and so on, to emerge with no trouble at all.

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