Problem Solving (PS) | Re: At a high school track tryout, there are eight women and five men comp

We multiply because of FUNDAMENTAL PRINCIPLE OF COUNTING (Mike above mentions it and gives a link to the article explaining it), which states if an operation can be performed in ‘m’ ways and when it has been performed in any of these ways, a second operation that can be performed in ‘n’ ways then these two operations can be performed one after the other
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