Sir i am stuck for this question

Suppose A and B are two events with Pr(A| B) = 0.6, Pr(B|A) = 0.5 and Pr(A U B) = 0.8. Find Pr(A). Select one: O a. 0.40 O b. 0.60 O c. 0.50 O d. None of the others O e. 0.30Question 6 Not yet answered Marked out of 1.00 Flag question Let A and B be two mutually exclusive events with Pr(A) = 0.4 and Pr(B) = 0.3. Find Pr(A|B). Select ole: O a. 0.30 O b. 0.40 O c. 0.00 O d. 0.75 O e. 0.12