Posted by **Trina** on Sunday, February 27, 2011 at 11:56pm.

Sara has gone to work for 60 days. On 39 of those days she arrived at work before 8:30A.M. On the rest of the days she arrived after 8:30A.M What is the experimental probability that she will arrive at work after 8:30A.M the next day she goes to work

- math -
**PsyDAG**, Monday, February 28, 2011 at 10:12am
21/60 = ?

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