Question 878980
There are 13 spades and 39 nonspade cards.


There are 13 ways to get what you want (spade) and 39 ways to get something you don't want (nonspade). 


Odds in Favor are  


(# of ways to get what you want):(# of ways to get something you don't want)


(13):(39)


13:39


<font color="red">1:3</font>