Odd One Out

In odd one out we need to identify the odd one among the four options.

Math odd one out is one of the important topics in competitive exams for different types of employment test in which math logical question are being asked. Students can improve their aptitude skill by practicing the questions and answers on odd one out.

If the students are clear with the concepts and ideas of this topic; they can easily solve any type of problems in this topic. Let’s consider some of the examples on odd one out, hints are given for the students to get the idea to solve.

Find the odd one out:


1. 51, 64, 78, 91, 104, 117.

(a) 51

(b) 78

(c) 104

(d) 130

[Hints: Add 13 to each number].


2. 147, 125, 103, 81, 58, 36, 14.

(a) 147

(b) 103

(c) 58

(d) 14

[Hints: Subtract 22 from each number].



3. 5, 15, 45, 137, 411, 1233.

(a) 137

(b) 1233

(c) 5

(d) None of these.

[Hints: Multiply 3 to each number].



4. 17, 21, 26, 30, 34, 38, 42.

(a) 21

(b) 26

(c) 30

(d) None of these.

[Hints: Add 4 to each number].



5. 22, 33, 47, 55, 66, 77, 88.

(a) 22

(b) 47

(c) 66

(d) 88

[Hints: Multiple of 11].



6. Which is the odd one out?

(a) 10 + 9

(b) 19 - 0

(c) 95 ÷ 5

(d) 19 × 0



7. Which is the odd one out?

(a) 55 - 44

(b) 121 ÷ 11

(c) 11 + 1

(d) 11 × 1



8. 8, 27, 64, 120, 216, 343.

(a) 27

(b) 120

(c) 343

(d) None of these.



9. 14, 28, 40, 54, 68, 82, 96.

(a) 14

(b) 40

(c) 68

(d) 96



10. Which is the odd one out?

(a) 1 + 5

(b) 18 - 12

(c) 3 × 2

(d) 6 ÷ 3



Math Only Math is based on the premise that children do not make a distinction between play and work and learn best when learning becomes play and play becomes learning.

 High School Math Puzzles

 Fun Brain Math Puzzles

 Math Puzzles and Brain Teasers

 Odd Man Out 

 Odd One Out

 Odd Pair of Numbers

 Worksheet on Odd Pair of Numbers

 Number Puzzles and Games




Math Puzzles

From Odd One Out to HOME PAGE


New! Comments

Have your say about what you just read! Leave me a comment in the box below. Ask a Question or Answer a Question.



Didn't find what you were looking for? Or want to know more information about Math Only Math. Use this Google Search to find what you need.



Share this page: What’s this?

Recent Articles

  1. 2nd grade math Worksheets | Free Math Worksheets | By Grade and Topic

    Dec 06, 23 01:23 AM

    2nd Grade Math Worksheet
    2nd grade math worksheets is carefully planned and thoughtfully presented on mathematics for the students.

    Read More

  2. Rupees and Paise | Paise Coins | Rupee Coins | Rupee Notes

    Dec 04, 23 02:14 PM

    Different types of Indian Coins
    Money consists of rupees and paise; we require money to purchase things. 100 paise make one rupee. List of paise and rupees in the shape of coins and notes:

    Read More

  3. Months of the Year | List of 12 Months of the Year |Jan, Feb, Mar, Apr

    Dec 04, 23 01:50 PM

    Months of the Year
    There are 12 months in a year. The months are January, February, march, April, May, June, July, August, September, October, November and December. The year begins with the January month. December is t…

    Read More