Question
What will come in place of the question mark (?) in the
following series? 6, 9, 18, 45, 135, ?Solution
6 ร 1.5 = 9 9 ร 2 = 18 18 ร 2.5 = 45 45 ร 3 = 135 135 ร 3.5 = 472.5
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