if a group of 120 student 60 studies maths 40 studies physics 55 studies chemistry...
if a group of 120 student 60 studies maths 40 studies physics 55 studies chemistry...
if a group of 120 student 60 studies maths 40 studies physics 55 studies chemistry if 22 studies none of the three subjects 12 studies physics and mathematics 8 studies chemistry and physics 7 studies mathematics and chemistry (a) draw a Venn diagram illustrate the information ( b) find the none of student that studies all three subjects?
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