Paper 6 May/June 2010 MATHEMATICS (9709/62) A Levels
لطفا برای اطمینان از عملکرد و تجربه بهتر از مرورگرهای مدرن و به روز مانند کروم یا فایرفاکس استفاده کنید.

Three friends, Rick, Brenda and Ali, go to a football match but forget to say which entrance to the ground they will meet at. There are four entrances, $A$, $B$, $C$ and $D$. Each friend chooses an entrance independently.
- The probability that Rick chooses entrance $A$ is $\frac{1}{3}$. The probabilities that he chooses entrances $B$, $C$ or $D$ are all equal.
- Brenda is equally likely to choose any of the four entrances.
- The probability…