SOLUTION: Twelve couples attend a benefit dinner at which two prizes are given. In how many ways can two names be randomly drawn so that the prizes are not awarded to the same couple?

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Question 850760: Twelve couples attend a benefit dinner at which two prizes are given. In how many ways can two names be randomly drawn so that the prizes are not awarded to the same couple?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

P(are Not awarded to same couple) = 1 - (awarded to the same couple) = 1 - %281%2F24%29%281%2F23%29