74. A class consists of 80 students, 25 of them are girls and 55boys, 10 of them are rich and remaining poor, 20 of them are fair complexioned.What is the probability of selecting a fair complexioned rich girl ?

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Answered: 74. A class consists of 80 students, 25…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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74. A class consists of 80 students, 25 of them are girls and 55 boys, 10 of them are rich and remaining poor, 20 of them are fair complexioned. What is the probability of selecting a fair complexioned rich girl ?