Question

    4.7 × 3.5 + 4.2 × 4.5 = 22.5 × 3.5 -

    ?
    A 33.4 Correct Answer Incorrect Answer
    B 34.2 Correct Answer Incorrect Answer
    C 43.4 Correct Answer Incorrect Answer
    D 48.4 Correct Answer Incorrect Answer
    E 42.4 Correct Answer Incorrect Answer

    Solution

    16.45 + 18.9 = 78.75 - ? ? = 78.75 – 16.45 – 18.9 ? = 43.4

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