# Odd Man Out and Series Questions and Answers updated daily – Aptitude

18 Odd Man Out and Series Questions and answers section with explanation for various online exam preparation, various interviews, Aptitude Odd Man Out and Series online test. Odd Man Out and Series Questions with detailed description, explanation will help you to master the topic.

## Odd Man Out and Series Questions

1.
53, 59, 62, 67, 71, 73,79.

Correct Ans:62
Explanation:
Each of the numbers is a prime number except 62.

2.       231, 121, 363, 253, 284, 352, 374.

Correct Ans:284
Explanation:
In each of the numbers add the first and the third digit to get the middle one except 284.

3.
14, 17, 18, 20, 22, 24, 26.

Correct Ans:17
Explanation:
Each of the numbers is even number except 17.

The number '17' is the only odd number.

4.     4, 9, 25, 35, 36, 64.

Correct Ans:35
Explanation:
The pattern is 22, 32, 52, 62, 82. But, 35 is not a square of a number.

5.       3, 5, 7, 12, 17, 19

Correct Ans:12
Explanation:
Each of the numbers is a prime number except 12.

6.      41, 43, 47, 53, 61, 71, 73, 81

Correct Ans:81
Explanation:
Each of the numbers except 81 is a prime number.

7.     835, 734, 642, 751, 853, 981, 532

Correct Ans:751
Explanation:
In each number except 751, the difference of third and first digit is the middle one.

8.      331, 482, 551, 263, 383, 362, 284

Correct Ans:383
Explanation:
In each number except 383, the product of first and third digits is the middle one.

9.      16, 25, 36, 72, 144, 196, 225

Correct Ans:72
Explanation:
Each of the numbers except 72 is a perfect square.

10.     10, 14, 16, 18, 21, 24, 26

Correct Ans:21
Explanation:
Each of the numbers except 21 is an even number.

11.      2, 5, 10, 17, 26, 37, 50, 64

Correct Ans:64
Explanation:
(1*1)+1 , (2*2)+1 , (3*3)+1 , (4*4)+1 , (5*5)+1 , (6*6)+1 , (7*7)+1 , (8*8)+1

But, 64 is out of pattern.

12.      1, 4, 9, 16, 20, 36, 49

Correct Ans:20
Explanation:
The pattern is 12, 22, 32, 42, 52, 62, 72. But, instead of 52, it is 20 which to be turned out.

13.     1, 4, 9, 16, 23, 25, 36

Correct Ans:9
Explanation:
Each of the numbers except 23, is perfect square.

14.      6, 9, 15, 21, 24, 28, 30

Correct Ans:28
Explanation:
Each of the numbers except 28, is a multiple of 3.

15.        396, 462, 572, 427, 671, 264

Correct Ans:427
Explanation:
In each number except 427, the middle digit is the sum of other two.

16.     10, 25, 45, 54, 60, 75, 80

Correct Ans:54
Explanation:
Each of the numbers except 54 is multiple of 5.

17.      8, 27, 64, 100, 125, 216, 343

Correct Ans:100
Explanation:
The pattern is 23, 33, 43, 53, 63, 73. But, 100 is not a perfect cube.

18.
Find the odd man out 3, 5, 11, 14, 17, 21

Correct Ans:14
Explanation:
Each of the numbers except 14 is an odd number.

The number '14' is the only EVEN number.

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