Question
8 13 36 123 ?
2585 What will come in place of the question mark (?) in the following series?Solution
8 × 1 + 5 = 13 13 × 2 + 10 = 36 36 × 3 + 15 = 123 123 × 4 + 20 = 512 512 × 5 + 25 = 2585
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