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Practice Questions

1.

Find odd man out
3, 5, 7, 12, 17, 19
A.7B.12
C.17D.19

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Answer is: B

All number is prime except 12.

2.

Find odd man out
10, 14, 16, 18, 21, 24, 26
A.26B.24
C.21D.18

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Answer is: C

All number is even except 21

3.

Find odd man out
3, 5, 9, 11, 14, 17, 21
A.5B.9
C.11D.14

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Answer is: D

Odd number except 14.

4.

Find odd man out
1, 4, 9, 16, 23, 25, 36
A.1B.4
C.23D.25

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Answer is: C

All numbers are perfect square except 23.

5.

Find odd man out
6, 9, 15, 21, 24, 28, 30
A.21B.24
C.27D.28

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Answer is: D

All numbers are multiple of 3 except 28

6.

Find odd man out
41, 43, 47, 53, 61, 71, 73, 81
A.61B.71
C.73D.81

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Answer is: D

Prime numbers except 81.

7.

Find odd man out
16, 25, 36, 72, 144, 196, 225
A.36B.72
C.144D.225

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Answer is: B

Perfect square except 72.

8.

Find out the wrong number in each sequence
22, 33, 66, 99, 121, 279, 594
A.121B.279
C.594D.22

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Answer is: B

All numbers are multiple of 11 except 279.

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