Question
In the "Sport-Toto" lottery, one must predict the results of soccer games – in each game, a win for the first team, a win for the second team, or a draw, without regard to the exact score. How many different ways are there to fill out a lottery ticket if each ticket contains `13` different games?
Difficulty level (1 very easy - 10 very hard): 2
Topics:
Combinatorics
->
Product Rule / Rule of Product
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