A survey of 145 students found that 89 have visited the library in person, 34 have been
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Question:
A survey of 145 students found that 89 have visited the library in person, 34 have been to the ATC building and 16 have been to both locations. A person is selected at random. Express the following as fractions or decimals and show your working.
a) If they have visited the library, then what is the probability that they have visited ATC?
b)If they visited ATC, then what is the probability that they have visited the library?
c)What is the probability that they have visited the library or ATC?
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