Question
8, 15, 44, 175, 874,
? What will come in place of the question mark (?) in the following series?Solution
8 X 2) - 1 = 15 (15 X 3) - 1 = 44 (44 X 4) - 1 = 175 (175 X 5) - 1 = 874 (874 X 6) - 1 = 5243
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