Posted by **hannah** on Tuesday, April 19, 2011 at 10:46pm.

the expiremental probability that ryan will have math homework on a given school day is 80%.on how many of the next30 school days can ryan expect to have math homework?

- math -
**Ms. Sue**, Tuesday, April 19, 2011 at 10:49pm
0.8 * 30 = ?

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