Your family vacation involves a cross-country air flight, a rental car, and a hotel stay in Vancouver. If you can choose from four major air carriers, five rental car agencies, and three major hotel chains, how many options are available for your vacation accommodations?

There's nothing to it. Just use the multiplication principle of counting.

4*5*3=60

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Originally Posted by galactus

There's nothing to it. Just use the multiplication principle of counting.

4*5*3=60

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It's just the fundimental counting principle.