Of all the students who take the CPA examination, one-fourth have a Master’s degree and the remainder have Bachelor’s degrees. Half of the students with Bachelor’s degrees pass the examination, and...

Of all the students who take the CPA examination, one-fourth have a Master’s degree and the remainder have Bachelor’s degrees. Half of the students with Bachelor’s degrees pass the examination, and three-fourths of those with Master’s degrees pass.

What is the probability that a student either passes the examination or has a Bachelor’s degree, or both?