A) \[\frac{50}{77}\]
B) \[\frac{52}{77}\]
C) \[\frac{25}{88}\]
D) \[\frac{63}{88}\]
Correct Answer: B
Solution :
Let\[=\frac{41}{161}\]and\[P(B)=\frac{6}{11}\] \[\therefore \]The required probability \[=1-P(\overline{A})P(\overline{B})\] \[=1-\left( 1-\frac{2}{7} \right)\left( 1-\frac{6}{11} \right)\] \[=1-\frac{5}{7}\times \frac{5}{11}=\frac{52}{77}\]You need to login to perform this action.
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