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OpenStudy (anonymous):
A survey of 129 college students was done to find out what elective courses they were taking. Let A= the set of those taking art, B= the set of those taking basketweaving, and C= the set of those taking canoeing. The study revealed the following information. n(A)=45 n(A∩B)=12 n(B)=55 n(A∩C)=15 n(C)=40 n(B∩C)=23 n(A∩B∩C)=2 How many students were not taking any of these electives?
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OpenStudy (anonymous):
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