a student estimated that it would take 3 hours to write a book report, but it actually took her 5 hours. what is the percent error for her estimate?


Answer choices:
a.40%
b.60%



I think 40​

Respuesta :

40 percent 3/5 equals 60, 5/5 equals 100, 100-60 equals 40 percent

The percent error for her estimate is 40%.

Given that: A student estimated that it would take 3 hours to write a book report, but it actually took her 5 hours.

So the error is  = (5 - 3) = 2 hours.

So the percent error for her estimate is = [tex]\frac{2}{5}\cdot100=40[/tex].

So the percent error for her estimate is 40%.

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