Question
What will come in place of the question mark (?) in the
following series? 3, 8, 18, 38, ?, 158Solution
The given series follows the following pattern: 3 X 2 + 2 = 8 8 X 2 + 2 = 18 18 X 2 + 2 = 38 38 X 2 + 2 = 78 78 X 2 + 2 = 158
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