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1 December, 06:32

A student estimates that it would take 3 hours to write a book report, but it actually took her 5 hours. What is the percent error?

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  1. 1 December, 07:17
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    Answer: 66.7

    Step-by-step explanation:

    % error = error / actual value x 100

    error = 5 - 3

    error = 2

    Therefore:

    % error = 2 / 3 x 100

    % error = 66.66666667

    %error ≈ 66.7
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