Question
8137, 5405, 3669, 2701, 2201,
1997 Find the wrong number in the given number series.Solution
ATQ;
8137 – (14) 3 + 12 = 5405
5405 – (12) 3 + 12 = 3689
3689 – (10) 3 + 12 = 2701
2701 – (8) 3 + 12 = 2201
2201 – (6) 3 + 12 = 1997
So, 3689 should come in place of 3669.
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