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## Aptitude SeriesPage 1

1.

 Find odd man out 3, 5, 7, 12, 17, 19 (a)7 (b)12 (c)17 (d)19
Answer is: BAll number is prime except 12.

2.

 Find odd man out 10, 14, 16, 18, 21, 24, 26 (a)26 (b)24 (c)21 (d)18
Answer is: CAll number is even except 21

3.

 Find odd man out 3, 5, 9, 11, 14, 17, 21 (a)5 (b)9 (c)11 (d)14
Answer is: DOdd number except 14.

4.

 Find odd man out 1, 4, 9, 16, 23, 25, 36 (a)1 (b)4 (c)23 (d)25
Answer is: CAll numbers are perfect square except 23.

5.

 Find odd man out 6, 9, 15, 21, 24, 28, 30 (a)21 (b)24 (c)27 (d)28
Answer is: DAll numbers are multiple of 3 except 28

6.

 Find odd man out 41, 43, 47, 53, 61, 71, 73, 81 (a)61 (b)71 (c)73 (d)81
Answer is: DPrime numbers except 81.

7.

 Find odd man out 16, 25, 36, 72, 144, 196, 225 (a)36 (b)72 (c)144 (d)225
Answer is: BPerfect square except 72.

8.

 Find out the wrong number in each sequence 22, 33, 66, 99, 121, 279, 594 (a)121 (b)279 (c)594 (d)22
Answer is: BAll numbers are multiple of 11 except 279.

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