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Mathematics 3 Online
OpenStudy (anonymous):

(MEDALS!!!!) Please answer. Make a prediction based on an experimental probability. A tennis player hits a serve that cannot be returned 45% of the time. Out of 300 serves, how many can the tennis player predict will not be returned?

OpenStudy (31356):

135

OpenStudy (31356):

Medal?

OpenStudy (31356):

@connor_

OpenStudy (anonymous):

How did you get the answer?

OpenStudy (31356):

45% of 300 is 135

OpenStudy (31356):

No

OpenStudy (anonymous):

Okay.. then I will get you a medal..

OpenStudy (31356):

Thanks!

OpenStudy (31356):

If you need any more help, this is a good website: http://www.purplemath.com/modules/percntof.htm

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