Mathematics, 21.02.2020 04:58 camhappy2005
In an international track competition, there are 5 United States athletes, 4 Russian athletes, 3 French athletes, and 1 German athlete. How many rankings of the 13 athletes are there when: (a) Only nationality is counted?
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In an international track competition, there are 5 United States athletes, 4 Russian athletes, 3 Fre...
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