Let A be the event that a student is enrolled in an accounting course, and let S be the event that a student is enrolled in a statistics course.It is known that 30% of all students are enrolled in an accounting course and 40% of all students are enrolled in statistics.Included in these numbers are 15% who are enrolled in both statistics and accounting.A student is randomly selected, what is the probability that the student is enrolled in either accounting or statistics or both?
A)0.15
B)0.85
C)0.70
D)0.55
E)0.90

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The Answer of Let A be the event that a student is enrolled in an accounting course, and let S be the event that a student is enrolled in a statistics course.It is known that 30% of all students are enrolled in an accounting course and 40% of all students are enrolled in statistics.Included in these numbers are 15% who are enrolled in both statistics and accounting.A student is randomly selected, what is the probability that the student is enrolled in either accounting or statistics or both?
A)0.15
B)0.85
C)0.70
D)0.55
E)0.90

Let a Be the Event That a Student Is Enrolled