Question
Find the wrong number in the given number series.
138, 417, 741, 1102, 1502, 1943Solution
ATQ, 128 + 17 2 = 417 417 + 18 2 = 741 741 + 19 2 = 1102 1102 + 20 2 = 1502 1502 + 21 2 = 1943 Therefore, 128 should come in place of 138
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