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Math Help - Percentage Error !! urgent

  1. #1
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    Smile Percentage Error !! urgent

    The mass of a piece of steak is 500g to the nearest 10g. The percentage error of this measurement is:
    A) 1%
    B) 50%
    C) 5%
    D) 10%
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  2. #2
    MHF Contributor kalagota's Avatar
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    Taguig City, Philippines
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    Quote Originally Posted by thecoasterfreak View Post
    The mass of a piece of steak is 500g to the nearest 10g. The percentage error of this measurement is:
    A) 1%
    B) 50%
    C) 5%
    D) 10%
    A.
    solution: the mass is between 495 and 504
    mathematically, it is 499.5 +- 4.5.
    therefore, percentage error is (4.5/499.5)*100% = .9% ~= 1%
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