Odd man out - Logical Reasoning (MCQ) Questions

Dear Readers, Welcome to Logical Reasoning Odd man out questions and answers with explanation. These Odd man out solved examples with shortcuts and tricks will help you learn and practice for your Placement Test and competitive exams like Bank PO, IBPS PO, SBI PO, RRB PO, RBI Assistant, LIC,SSC, MBA - MAT, XAT, CAT, NMAT, UPSC, NET etc.

After practicing these tricky Odd man out multiple choice questions, you will be exam ready to deal with any objective type questions.

1)   Choose the number which is different from others in the group
- Published on 15 May 17

a. 72 - 12
b. 48 – 24
c. 120 - 74
d. 96 - 84
Answer  Explanation 

ANSWER: 120 - 74

Explanation:
The HCF of all other numbers in the pair is 12.

2)   Choose the number which is different from others.
- Published on 15 May 17

a. 7 : 343
b. 9 : 243
c. 8 : 512
d. 6 : 216
Answer  Explanation 

ANSWER: 8 : 512

Explanation:
In all other pairs, second number is the cube of the first number.

3)   Choose the number which is different from others in the group.
- Published on 15 May 17

a. 35
b. 49
c. 50
d. 63
e. 140
Answer  Explanation 

ANSWER: 50

Explanation:
Each number is divisible by 7, except 50.

4)   Choose the number which is different from others in the group.
- Published on 08 May 17

a. 48
b. 50
c. 82
d. 170
e. 290
Answer  Explanation 

ANSWER: 48

Explanation:
All other numbers except 48 are one more than the square of a certain number. Hence, the answer is A.

50 = 49 + 1
82 = 81 + 1
170 = 169 + 1
290 = 289 + 1

48 = 49 - 1

5)   Choose the number which is different from others.
- Published on 08 May 17

a. 275
b. 183
c. 242
d. 119
e. 369
Answer  Explanation 

ANSWER: 242

Explanation:
All other numbers are odd numbers, except 242.

6)   Choose the number which is different from others.
- Published on 08 May 17

a. 13
b. 17
c. 23
d. 63
e. 71
Answer  Explanation 

ANSWER: 63

Explanation:
Except 63, all other numbers are prime numbers.

7)   Choose the number which is different from others in the group
- Published on 08 May 17

a. 263
b. 111
c. 242
d. 551
e. 383
Answer  Explanation 

ANSWER: 383

Explanation:
In all other numbers, the middle digit is equal to the product of the other two digits.

(263) - 2 x 3 = 6
(111) – 1 x 1 = 1
(242) – 2 x 2 = 4
(551) – 5 x 1 = 5

(383) – 3 x 3 = 9, but the number given is 383.

8)   Choose the number which is different from others.
- Published on 08 May 17

a. 27
b. 64
c. 125
d. 144
Answer  Explanation 

ANSWER: 144

Explanation:
Each number in the question, except 144 is a perfect cube.

9)   Choose the number which is different from others in the group
- Published on 08 May 17

a. 369
b. 761
c. 460
d. 250
e. 144
Answer  Explanation 

ANSWER: 761

Explanation:
761 is the only prime number in the group.

10)   Choose the number which is different from others in the group
- Published on 03 May 17

a. 6788
b. 6878
c. 6482
d. 9848
Answer  Explanation 

ANSWER: 6482

Explanation:
In all other numbers, sum of digits is 29, while in option C, it is 20.

6 + 4 + 8 + 2 = 20
6 + 7 + 8 + 8 = 29
6 + 8 + 7 + 8 = 29
9 + 8 + 4 + 8 = 29
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