Question
14, 7.5, 8.5, 14.25, 30.5, ?
What should come in place of question mark (?) in the following number series?Solution
14 × 0.5 + 0.5 = 7.5 7.5 × 1 + 1 = 8.5 8.5 ×1.5 + 1.5 = 14.25 14.25 × 2 + 2 = 30.5 30.5 × 2.5 + 2.5 = 78.75
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