Odd man out  Logical Reasoning (MCQ) Questions
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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

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

