Question
Find the wrong number in the given number series.
20, 33, 50, 69, 93, 121Solution
ATQ, 20 + 13 = 33
33 + 17 = 50
50 + 19 = 69
69 + 23 = 92 (but here it is 93)
92 + 29 = 121
Hence, 92 should be 93
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