To play a certain lottery, a person has to correctly select 7 out of 65 numbers,...
To play a certain lottery, a person has to correctly select 7 out of 65 numbers, paying $1 for each seven-number selection. If the seven numbers selected are the same ones that are drawn, mountains of money are bestowed. How many possible seven number combinations can be chosen from the 65 numbers?
Homework Answers
Number of ways to select 7 numbers out of 65 = 65C7 = 65! / (7! * (65-7)!) = 696190560
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