Question: Students are given three chances to pass a basic skills exam for permission to enroll in Calculus I. Sixty percent of the students pass on

Students are given three chances to pass a basic skills exam for permission to enroll in Calculus I. Sixty percent of the students pass on the first try; of those that fail on the first try, 54% pass on the second try; and of those remaining, 48% pass on the third try.
a. What is the probability that a student passes on the second try?
b. What is the probability that a student passes on the third try?
c. What percentage of students pass?

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