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Let ' A'. and 'B' be independent events ...

Let ' A'. and 'B' be independent events with 'P(A)=0 .3' and 'P(B)=0.4'. Find
i) 'P(A nn B)'
ii) 'P(A uu B)'
iii) 'P(A | B)'
iv) 'P(B | A)'

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