February 26, 2017

Homework Help: Math

Posted by sam on Monday, February 14, 2011 at 7:59pm.

A speaker was so boring that one-half of the audience left after a few minutes. Five minutes later, one-third of the remaining audience left. Ten minutes later, one-fourth of those remaining left, leaving only nine people in the audience. How many people were in the audience at the beginning of the lecture.

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