Question
9, 14, 38, 129, 536, 2715,
16260Solution
The series is 9 × 1 + 5 = 14, 14 × 2 + 10 = 38, 38 × 3 + 15 = 129, 129 × 4 + 20 = 536, 536 × 5 + 25 = 2705 , 2705 × 6 + 30 = 16260 2705 will come in place of 2715.
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