A) \[\frac{3}{10}\]
B) \[\frac{1}{2}\]
C) \[\frac{2}{5}\]
D) \[\frac{1}{5}\]
Correct Answer: A
Solution :
Since events are mutually exclusive, therefore \[P(AB)=0\] i.e., \[P(A\cup B)=P(A)+P(B)\] \[\Rightarrow 0.7=0.4+x\Rightarrow x=\frac{3}{10}.\]You need to login to perform this action.
You will be redirected in
3 sec