Question
3, 15, 35, 63, 99,
143 Find the wrong number in the given number seriesSolution
ATQ, 22 – 1= 3 42 – 1 = 15 62 – 1= 35 82 – 1= 63 102 – 1= 99 122 – 1= 143 Therefore, the series is correct.
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