Question
10.5, 19, 40, 82, 166,
334 Find the wrong number in the given number series.Solution
ATQ,
8.5 X 2 + 2 = 19
19 X 2 + 2 = 40
40 X 2 + 2 = 82
82 X 2 + 2 = 166
166 X 2 + 2 = 334
Therefore, 8.5 should come in place of 10.5.
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