SOLUTION:
P(A) = 11/20 P(B) = 1/2 P(A and B) = 11/40 P(A or B) = ?
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Question 1075936:
P(A) = 11/20 P(B) = 1/2 P(A and B) = 11/40 P(A or B) = ?
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
P(A) = 11/20 P(B) = 1/2 P(A and B) = 11/40 P(A or B). So P(A or B)=
11/20+1/2-11/40=22/40 +20/40 -11/40=31/40=.775 ☺☺☺☺
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