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    Question

    Find out the missing number in the series given below.

    15, 65, 165, 315, ?,

    765
    A 555 Correct Answer Incorrect Answer
    B 695 Correct Answer Incorrect Answer
    C 515 Correct Answer Incorrect Answer
    D 625 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    15 + 50 = 65 65 + 100 = 165 165 + 150 = 315 315 + 200 = 515 515 + 250 = 765

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