141 Suppose the events B1 and B2 are mutually exclusive and complementary events such that P1B12 = .75 and P1B22 = .25. Consider another event A such that P1AB12 = .3 and P1AB22 = .5.

a. Find P1B1  A2.

b. Find P1B2  A2.

c. Find P ( A ), using the results in part a and b .

d. Find P1B1 A2.

e. Find P1B2 A2.