Question
Find the wrong number in the given number series.
30, 17, 19, 30.5, 64, 164.5Solution
ATQ, 30 × (1/2) + 2 = 17 17 × 1 + 2 = 19 19 × 1.5 + 2 = 30.5 30.5 × 2 + 2 = 64 64 × 2.5 + 2 = 162 Therefore, 164.5 is the odd one — it should be 162
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