Janice is training for a 5K. She predicted she would spend 90 minutes running this week. She actually ran for a total of 120 min utes. What is her percent error?
2 answers:
Answer:
33%
Step-by-step explanation:
She is 33% off. She was planning to run 90 minutes, but ran 30 minutes more, which is 33.3333333333% percent of 90.
I agree with the other person that this is 25% error
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