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    5. A student multiplied a number by 2/7 instead of 5/7. What is the percentage of error?

    Question

    A student multiplied a number by 2/7 instead of 5/7.

    What is the percentage of error?
    A 60 percent Correct Answer Incorrect Answer
    B 54 percent Correct Answer Incorrect Answer
    C 30 percent Correct Answer Incorrect Answer
    D 45 percent Correct Answer Incorrect Answer

    Solution

    The correct answer is A

    Practice Next
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    • IB ACIO Executive

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