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    Question

    What will come in place of the question mark (?) in the

    following series? 50, 70, 110, 190, 310, ?
    A 655 Correct Answer Incorrect Answer
    B 457 Correct Answer Incorrect Answer
    C 772 Correct Answer Incorrect Answer
    D 630 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ,

    50 + 20 = 70 70 + 40 = 110 110 + 80 = 190 190 + 160 = 310 310 + 320 = 630

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