A,B,C are events such that `P_(r )(A)=0.3, P_(r )(B)=0.4,P_(r )(C )=0.8` `P_(r ) (AB)=0.08, P_(r )(AC )=0.28` and `P_(r )(B)=0.4, P_(r )(C )=0.8` If `

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A,B,C are events such that `P_(r )(A)=0.3, P_(r )(B)=0.4,P_(r )(C )=0.8` `P_(r ) (AB)=0.08, P_(r )(AC )=0.28` and `P_(r )(B)=0.4, P_(r )(C )=0.8` If `

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