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    Question

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

    given expression?(160 - 64) ÷ 24 X 50 = ?² + 31
    A 13 Correct Answer Incorrect Answer
    B 10 Correct Answer Incorrect Answer
    C 20 Correct Answer Incorrect Answer
    D 28 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ;
    (160 - 64) ÷ 24 X 50 = ?² + 31

    96 ÷ 24 X 50 = ?² + 31

    4 X 50 = ?² + 31

    200 = ? ² + 31

    ? ² = 200 - 31 = 169

    ? = 13

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