Question

H. W 2: A class includes 20 female students and 30 male students, including 15 female students and 20 male students with black hair. If a person is randomly chosen from the class, what is the probability that the chosen person is a female student with black hair? Hint: (Female student with black hair ) = P(AU B)​

Answer 1

The probability that the chosen person is a female student with black hair is 15/50, or 3/10.