mhossfeld6 mhossfeld6

08-11-2014
Mathematics

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In a survey of 150 students, 90 students were taking algebra and 30 were taking biology. What is the least number of students who could have been taking both courses? What is the greatest number of students who could be taking both courses? What is the greatest number of students who could have been taking neither course?

Answer :

wheelerdealer wheelerdealer

08-11-2014

30 students could of been taking both courses and 60 with no course

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George17 George17

08-11-2014

30 students with a course and 60 with out

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