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Question
In each series, only one number is wrong. Find out the wrong number.
895, 870, 821, 740, 619, 445, 225
Options
870
821
740
445
MCQ
Solution
445
Explanation: 450
895 870 821 740 619 445 225
-(5)2 -(7)2 -(9)2 -(11)2 -(13)2 -(15)2
Hence, number 445 is wrong and should be replaced by 450.
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Series (Enterance Exam)
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