Question 951825
THE ANSWER IS VERY SIMPLE 
the number of queens is 4 so the probability is 4/52 that you'll get a queen and 48/52 that you won't 
and then 
52C3.(4/52)^3.(48/52)^49=0.199 

and of course 52C3 is the ways the you can choose 3 cards out of 52 cards