If A and B are two events such that \[P\,(A)=\frac{1}{3}\], \[P\,(B)=\frac{1}{4}\] and \[P\,(A\cap B)=\frac{1}{5},\] then \[P\,\left( \frac{{\bar{B}}}{{\bar{A}}} \right)=\]

If A and B are two events such that \[P\,(A)=\frac{1}{3}\], \[P\,(B)=\

1.	If A and B are two events such that \[P\,(A)=\frac{1}{3}\], \[P\,(B)=\frac{1}{4}\] and \[P\,(A\cap B)=\frac{1}{5},\] then \[P\,\left( \frac{{\bar{B}}}{{\bar{A}}} \right)=\]
A.	\[\frac{37}{40}\]
B.	\[\frac{37}{45}\]
C.	\[\frac{23}{40}\]
D.	None of these
Answer» B. \[\frac{37}{45}\]

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If A and B are two events such that \[P\,(A)=\frac{1}{3}\], \[P\,(B)=\frac{1}{4}\] and \[P\,(A\cap B)=\frac{1}{5},\] then \[P\,\left( \frac{{\bar{B}}}{{\bar{A}}} \right)=\]

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