Question
131, 132, 140, 166, 231,
356Â Find the wrong number in the given numbers series.Solution
ATQ, 131 + 13 = 132 132 + 23 = 140 140 + 33 = 167 167 + 43 = 231 231 + 53 = 356 Therefore, 167 should come in place of 166
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