<PRE><B>Question 1165446</B>
13 C
20 PB 

a. 13/33 probability 
b. 18/33 or 6/11
c. 8/18 or 4/9 
d. P(M|C)=8/13
=P(C|M)=4/9 
P(M)=6/11
P(C)=13/33
4/9*6/11 divided by 13/33
that is (24/99)divided by 13/33
or 8/33 divided by 13/33
which is 8/13, which is what was described above and is what is wanted for e.

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