Calculus and Above

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15. Further research from the security video tapes for the building where the exams were stolen indicates that there were 76 people who entered the building around the time of the theft. Of these 76 people (which we will identify as set V), 13 visited the commuter student lounge and 23 of them were identified by the professor as being in the Chemistry 101 class. 41 of the visitors are neither commuters nor students in the Chemistry class. Patty needs you to summarize all these clues, as follows:Complete this column with your answer Explain your answer in this column

n(C) =

n(P) =

n(V) =

n(C ∩ P) =n(C ∩ V) =n(V ∩ P) =n(C U P) =n((C U P)’ U V) =

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