Question
7, 8, 18, 57, 232,
? What will come in place of the question mark (?) in the following series?Solution
ATQ, 7 × 1 + 1 = 8 8 × 2 + 2 = 18 18 × 3 + 3 = 57 57 × 4 + 4 = 232 232 × 5 + 5 = 1165
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