A class consists of 80 students, 25 of ...

A class consists of 80 students, 25 of them are girls. If 10 of the students are rich and 20 of the students are fair complexioned, then the probability of selecting a fair complexioned rich girl from the class (assuming three traits as independent) is

`(1)/(10)`

`(1)/(32)`

`(5)/(512)`

`(7)/(512)`

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