Question
0.5 1.5 5 ? 76
385 What should come in place of the question mark (?) in the following number series.Solution
0.5 × 1 + 1 = 1.5 1.5 × 2 + 2 = 5 5 × 3 + 3 = 18 18 × 4 + 4 = 76 76 × 5 + 5 = 385
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