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    Question

    447.8 × 441.2 ÷

    445 = 44 × 44?
    A 3 Correct Answer Incorrect Answer
    B 1 Correct Answer Incorrect Answer
    C 5 Correct Answer Incorrect Answer
    D 8 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    447.8 × 441.2 ÷ 445 = 44 × 44? => 449 × 44-5 = 441+? => 444 = 441+? => ? = 4 – 1 => ? = 3

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