Question
20, 22, 47, 145, 585,
2920 Find the wrong number in the given number series.Solution
ATQ, 20 × 1 + 2 = 22 22 × 2 + 3 = 47 47 × 3 + 4 = 145 145 × 4 + 5 = 585 585 × 5 + 6 = 2931 2931 will come in place of 2920
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