193k views
5 votes
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

User Gomons
by
8.4k points

2 Answers

4 votes

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

User Alfredodeza
by
7.8k points
2 votes

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

User Alexander Korostin
by
8.0k points