Q. 31

Mark the correct alternative in each of the following:

Let P(A) = 7/13, P(B) = 9/13 and P(A B) = 4/13. Then

A. 5/9

B. 4/9

C. 4/13

D. 6/13

Answer :


Now,


(1)


geogebra-export.png


Refer to the Picture





Now using equation (1),





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