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Question
Direction To Solve : Find out the wrong term in the given Number Series.
1, 5, 9, 16, 25, 37, 49
Options:
A .  9
B .  16
C .  25
D .  37
E .  None of these
Answer: Option B
 -  The given sequence is a combination of two series (1) 1, 9, 25, 49 and (2) 5, 15, 37 The pattern in first series is +8, +16, +24. The pattern second series is 22 + 1, 42 + 1, 62 + 1 So 16 is wrong and must be replaced by 42 + 1 i.e 17

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