Question
Find the wrong number in the given number series.
8, 12, 23, 40, 66, 103Solution
ATQ, 8 + (22 + 1) = 13 13 + (32 + 1) = 23 23 + (42 + 1) = 40 40 + (52 + 1) = 66 66 + (62 + 1) = 103 13 will come in the place of 12.
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