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A or B = 11/15
B or C = = 2/3
A = = 1/3
Therefore
B= 11/15 -1/3
B = 6/15
C = 2/3 – B
C= 2/3 -6/15
C= 4/15.
joseph kieti answered the question on December 11, 2017 at 08:50
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