Asked by Vanessa
In a class of 60 students, the number of students who passed Biology is 6 more than the number who passed Chemistry .Every students passed at least one of the two subjects and 8students passed both subjects. Illustrate the information on venn diagram.
Answers
Answered by
Anonymous
two overlapping circles
8 in the overlap
B and C are bio and chem alone. O is Overlap
B + C + O = 60
B= C + 6
O = 8
so
B + C = 52
B - C = 6
2 B = 58
B = 29
then C = B-6 = 23
check
B+ C+ O = 29 + 23 + 8 = 60
8 in the overlap
B and C are bio and chem alone. O is Overlap
B + C + O = 60
B= C + 6
O = 8
so
B + C = 52
B - C = 6
2 B = 58
B = 29
then C = B-6 = 23
check
B+ C+ O = 29 + 23 + 8 = 60
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