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    Question

    What will come in the

    place of question mark (?) in the given expression? ?% of 90 + 20% of 650 = 310
    A 150 Correct Answer Incorrect Answer
    B 180 Correct Answer Incorrect Answer
    C 200 Correct Answer Incorrect Answer
    D 220 Correct Answer Incorrect Answer
    E 250 Correct Answer Incorrect Answer

    Solution

    ?% of 90 + 20% of 650 = 310

    ?% × 90 + 20% × 650 = 310

    ? × 0.90 + 130 = 310

    0.90 × ? = 180

    ? = 200

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