Mary estimated that it would take 3 hours to write a book report, but it actually took her 5 hours. What is the percent error fo
r her estimate? (Hint: subtract and then divide by actual number)
1 answer:
Answer:
The percent error is 40%.
Step-by-step explanation:
5 (actual time) - 3 (estimated time) = 2
2 divided by 5 (actual time) = 0.4
0.4 x 100 = 40%
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