Practice MCQ Questions and Answer on Odd Man Out

1.

Find the odd number / letters / word from the given alternative.

• (A) 5720
• (B) 6710
• (C) 2640
• (D) 4270

Show Answer

 5720 → 5+2+0 = 7 (Second digit from Right) 6710 → 6+1+0 = 7 (Second digit from Right) 2640 → 2+4+0 = 6 (Second digit from Right) 4270 → 4+7+0 = 11 ( Not the second digit from Right)

2.

Find the odd number / letters / word from the given alternative:

• (A) 547 - 563
• (B) 71 - 55
• (C) 517 - 523
• (D) 248 - 231

Show Answer

 The difference of the other numbers except option (D) is divisible by 2.

3.

Find the odd number/letters from the given alternatives.

• (A) ABYZ
• (B) CDWX
• (C) EFUV
• (D) GHTV

Show Answer

 ABYZ → (B+Y = 2+25 = 27) and (A+Z = 1+26 = 27.) CDWX → (D+W = 4+23 = 27) and (C+X = 3+24 = 27.) EFUV → (F+U = 6+21 = 27) and (E+V = 5+22 = 27.) GHTV → (H+T = 8+20 = 28) and (7+22 = 29.)

4. Find the odd number / letters / word from the given alternative: 10, 13, 234, 681, 997

• (A) 10
• (B) 234
• (C) 13
• (D) 681

Show Answer

 681 is odd number as 10, 12, 234, 681, 99710 = 1 + 0 = (1)2 13 = 1 + 3 = 4 = (2)2 234 = 2 + 3 + 4 = 9 = (3)2 997 = 9 + 9 + 7 = 25 = (5)2 681 = 6 + 8 + 1 = 15 ≠ (4)2

5.

Four pairs of words are given out of which the words in three pairs are related in some way and words in one pair are different. Find out that pair which is differently related.

• (A) Tea and Coffee
• (B) Pencil and Pen
• (C) Cycle and scooter
• (D) Shirt and tailor

Show Answer

 In all other pairs, all things are lifeless.

6.

Four words are given, out of which three are same in a certain way while the rest one is different. Find out the different one.

• (A) Rabbit
• (B) Parrot
• (C) Pigeon
• (D) Crow

Show Answer

 Parrot, Pigeon and Crow are the Subsets of Bird. Means they are a type of bird, so rabbit is different as it is an animal.

7.

Find the odd number / letters / word from the given alternatives.

• (A) Brick
• (B) Cement
• (C) Sand
• (D) Wall

Show Answer

 Brick, Cement and Sand are the raw materials for the building a Wall.

8.

Four groups of letters are given, Three of them are alike in a certain way while one is different. Choose the one which is different.

• (A) FIL
• (B) RUX
• (C) ILO
• (D) LOQ

Show Answer

 In the other groups, there is a gap of 2 letters between first and second letters also a gap of 3 letters between second and third letter.

9. Find the odd number / letters / word from the given alternative: 10, 13, 234, 681, 997

• (A) 10
• (B) 234
• (C) 13
• (D) 681

Show Answer

 681 is odd number as 10, 12, 234, 681, 99710 = 1 + 0 = (1)2 13 = 1 + 3 = 4 = (2)2 234 = 2 + 3 + 4 = 9 = (3)2 997 = 9 + 9 + 7 = 25 = (5)2 681 = 6 + 8 + 1 = 15 ≠ (4)2

10.

Find out the pair of numbers that does not belong to the group for lack of common property :

• (A) 16-18
• (B) 56-63
• (C) 96-108
• (D) 86-99

Show Answer

 All the rest are in the ratio of 8:9.