Question 869541
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Hi
Re TY, hope this helps
A.   P = ways of choosing 5 royals(out of 12)/ways of choosing 5 cards from Deck
P = {{{(12C5)/52C5)}}} = 792/2598960  |Note: 12 face cards(royals) in the deck
B. P(R |D) =P(A|B) = P(A and B)/P(B)=  {{{(4/23)/(10/23)}}} = 4/10 = 2/5
Note: only 23 cards in total