Given – A and B be the events such that and
Formula to be used – By conditional probability, where is the probability of occurrence of the event A given that B has already occurred.
(ii)
Let and be the events such that and
Find
(i)
(ii)
Find
(i)
(ii)
Let and be the events such that and
Find
(i)
(ii)
Find
(i)
(ii)