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nguyenphuc1412

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nguyenphuc1412

April 08, 2012

Hi, Could you please help me this problem?A telephone number in another town can use any one of five different three-digit prefixes. How many different telephone numbers are possible in this town?

nguyenphuc1412

April 01, 2012

A four-person student advisory committee is to be randomly selected from five senior boys and six senior girls. What is the probability that the committee will be all senior boys? Please help!

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