DamBond DamBond

05-08-2015
Mathematics

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Fred randomly draws two cards from a standard deck of 52 cards. He does not replace the first card. What is the probability that both cards are jacks?

A. 1/221
B. 1/26
C. 1/1326
D. 1/663

Respuesta :

05-08-2015

[tex]\\|\Omega|={52\choose2}=\frac{52!}{2!*50!}=51*26=1326 \\ \\|A|={4\choose2}=3*2=6 \\ \\P(A)=\frac{6}{1326}=\frac{1}{221} \\ \\A.[/tex]

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alyssadeeannp6w2ph alyssadeeannp6w2ph

01-09-2018

1/221 ~~~~~~~~~~~~~~ APEX

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