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Question
In each series, only one number is wrong. Find out the wrong number.
4, 5, 14, 39, 103, 169, 290
Options
5
14
39
103
MCQ
Solution
103
Explanation: 88
4 5 14 39 103 169 290
+(1)2 +(3)2 +(5)2 +(7)2 +(9)2 +(11)2
Hence, number 103 is wrong and should be replaced by 88.
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Series (Enterance Exam)
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