Can someone please explain how to solve this problem?
At a certain business school, 400 students are members of the sailing club, the wine club, or both. If 200 students are members of the wine club and 50 students are members of both clubs, what is the probability that a student chosen at random is a member of the sailing club?
A. 1/2
B. 5/8
C. 1/4
D. 3/8
E. 3/5
Thanks