1.

For two mutually exclusive events A and B, \[P(A)=0.2\] and \[P(\bar{A}\bigcap B)=0.3.\] What is \[P(A|(A\bigcup B))\] equal to?

A. \[\frac{1}{2}\]
B. \[\frac{2}{5}\]
C. \[\frac{2}{7}\]
D. \[\frac{2}{3}\]
Answer» C. \[\frac{2}{7}\]


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