In a class of 50 students27 study History, 27 study Civics, 25 study Economics, 15 study both History and Civics, 16Study both Civics and Economics, 14 Study both History and Economics, 9 Study all the threesubjects. How many students do not study any of three subjects?
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take your maths book and study well you'll get the answer use this formula n(A U B U C)=n(A)+n(B)+n(C)-n(A intersection B) -n(B intersection C) -n(A intersection C) + n(A intersection B intersection C)
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Answer:
Step-by-step explanation:
50-43=7
Hope this helps my friend
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