On a particular night, a baseball stadium sells 60% of its seats, and of those, 15% do not end up showing up to the game.

On a particular night, a baseball stadium sells 60% of its seats, and of those, 15% do not end up showing up to the game. 

Assuming everyone present is sitting in a seat, what percentage of seats in the stadium are empty?

I could be over thinking this but answer is .09 right?

60 times .15

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