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    Question

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

    330      240      160      90      30      ?

    A -10 Correct Answer Incorrect Answer
    B -20 Correct Answer Incorrect Answer
    C 14 Correct Answer Incorrect Answer
    D -16 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    330 – 90 = 240 240 – 80 = 160 160 – 70 = 90 90 – 60 = 30 30 – 50 = - 20

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