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Quiz: Odd Man Out

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Number of Questions: 50

Question: 21 -

1, 4, 9, 16, 23, 25, 36 

Options:

  1. 25

  2. 9

  3. 23

  4. 36

    5. Answer:

    23
    Solution:

    Each of the numbers except 23, is perfect square. 

Question: 22 -

396, 462, 572, 427, 671, 264

Options:

  1. 427

  2. 671

  3. 396

  4. 264

    5. Answer:

    427
    Solution:

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

Question: 23 -

 1, 4, 9, 16, 20, 36, 49

Options:

  1. 1

  2. 9

  3. 49

  4. 20

    5. Answer:

    20
    Solution:

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

Question: 24 -

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

Options:

  1. 30

  2. 28

  3. 21

  4. 24

    5. Answer:

    28
    Solution:

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

Question: 25 -

2, 5, 10, 17, 26, 37, 50, 64 

Options:

  1. 50

  2. 26

  3. 37

  4. 64

    5. Answer:

    64
    Solution:

    (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.