Re: DSE 2012- Question 42-44, 48 and 55-56.

Posted by Sumit on May 05, 2013; 6:01pm
URL: http://discussion-forum.276.s1.nabble.com/DSE-2012-Question-42-44-48-and-55-56-tp7580163p7580412.html

bcoz intersection btw two events means probability of happening of both the events simultaneously...so x should be <= 4 bcoz p(A)=4...( In other words, maximum elements that  could be common btw A & B will be less than or equal to 4..)