SOLUTION: joey prepares 3 cards for his 3 girlfriends. he addresses 3 corresponding envelopes. a brown-out suddenly occurred and he hurriedly placed the cards in the envelope at random. what

Question 847453: joey prepares 3 cards for his 3 girlfriends. he addresses 3 corresponding envelopes. a brown-out suddenly occurred and he hurriedly placed the cards in the envelope at random. what is the probability that a.each card is sent to its proper addressee? b.no card is sent to the addressee?
Answer by swincher4391(1107) (Show Source): You can put this solution on YOUR website!
There are 3! = 6 ways to send the cards
123 < --- all is right
132
213
231 <---- none are right
321
312 <---- none are right

a) 1/6
b) 2/6 = 1/3

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