Quantitative Aptitude

Odd Man Out

Quantitative Aptitude Exercise Mode

Odd Man Out

Practice and master this topic with our carefully crafted questions.

10 Questions
15 Minutes
0% Completed
QUEST ? !
Directions to Solve

Find the odd man out.

Question 1
10, 25, 45, 54, 60, 75, 80

A
10
B
45
C
54
D
75
Correct Answer: Option C

Each of the numbers except 54 is multiple of 5.

Question 2
6, 9, 15, 21, 24, 28, 30

A
28
B
21
C
24
D
30
Correct Answer: Option A

Each of the numbers except 28, is a multiple of 3.

Question 3
396, 462, 572, 427, 671, 264

A
396
B
427
C
671
D
264
Correct Answer: Option B

In each number except 427, the middle digit is the sum of other two.

Question 4
1, 4, 9, 16, 20, 36, 49

A
1
B
9
C
20
D
49
Correct Answer: Option C

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

Question 5
2, 5, 10, 17, 26, 37, 50, 64

A
50
B
26
C
37
D
64
Correct Answer: Option D

(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

Question 6
16, 25, 36, 72, 144, 196, 225

A
36
B
72
C
196
D
225
Correct Answer: Option B

Each of the numbers except 72 is a perfect square.

Question 7
10, 14, 16, 18, 21, 24, 26

A
26
B
24
C
21
D
18
Correct Answer: Option C

Each of the numbers except 21 is an even number

Question 8
3, 5, 11, 14, 17, 21

A
21
B
17
C
14
D
3
Correct Answer: Option C

Each of the numbers except 14 is an odd number.

The number '14' is the only EVEN number.

Question 9
8, 27, 64, 100, 125, 216, 343

A
27
B
100
C
125
D
343
Correct Answer: Option B

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

Question 10
331, 482, 551, 263, 383, 362, 284

A
263
B
383
C
331
D
551
Correct Answer: Option B

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

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