A class consists of 100 students, 30 of them are girls and 70 boys; 20 of them are rich and remaining poor; 40 of them are fair complexioned. The probability of selecting a fair complexioned rich girl is  Pick one.
A) 3/125 B) 1/59 C) 1/56 D) 1/54 E) 1/53
The probability of selecting girl is: 30/100 = 3/10   The probability of selecting rich is: 20/100 = 1/5   The probability of selecting fair complexioned is: 40/100 = 2/5   Three are independent;probability of rich and fair complexioned girl is:   (3/10) Ã—(1/5) Ã— (2/5) = 3/125   3/125nswer: 3/125
<result>A</result>
A class consists of 100 students, 30 of them are girls and 70 boys; 20 of them are rich and remaining poor; 40 of them are fair complexioned. The probability of selecting a fair complexioned rich girl is